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July 17 Start long-lead fabrication (MPTA-098)
Aug. 26 Start structural assembly aft fuselage, Enterprise (OV-101)
March 27 Midfuselage on dock, Palmdale, Enterprise (OV-101)
March 27 Start long-lead fabrication aft fuselage, Columbia (OV-102)
May 23 Wings on dock, Palmdale-less elevons, seals and main gear doors-Enterprise (OV-101)
May 27 Vertical stabilizer on dock, Palmdale (main fin box only), Enterprise (OV-101)
June 24 Start structural assembly (MPTA-098)
Aug. 25 Start final assembly and closeout system installation, Enterprise (OV-101)
Sept. 5 Aft fuselage on dock, Palmdale, Enterprise (OV-101)
Oct. 17 Space shuttle main engine first main stage test at NSTL
Oct. 31 Lower forward fuselage on dock, Palmdale, Enterprise (OV-101)
Nov. 17 Start long-lead fabrication of crew module, Columbia (OV-102)
Dec. 1 Upper forward fuselage on dock, Palmdale, Enterprise (OV-101)
Dec. 20 First SSME 60-second duration test, NSTL
Dec. 31 1/4-scale model ground vibration test facility construction complete, Downey, Building 288
Jan. 23 MPTA-098 truss on dock, Downey
Feb. 16 Start fabrication forward fuselage (STA-099)
March 3 Payload bay doors on dock, Palmdale, Enterprise (OV-101)
March 12 Complete final assembly and closeout system installation, Palmdale, Enterprise (OV-101)
March 15 Start functional checkout, Enterprise (OV-101)
March 17 Complete premate MPTA test structure, Downey, and deliver to Palmdale
April 2 Crew escape system test sled on dock, Downey
April 3 Complete assembly and deliver MPTA structure on dock, Lockheed test site, Palmdale
April 22 Body flap on dock, Palmdale, Enterprise (OV-101)
May 3 Complete MPTA-098 proof load test setup, Lockheed test site, Palmdale
June 14 Start aft fuselage assembly (STA-099)
June 24 Complete MPTA-098 proof load test, Lockheed test site and on dock, Palmdale
June 25 Complete functional checkout, Enterprise (OV-101)
June 28 Start assembly of crew module, Columbia (OV-102)
June 28 Start horizontal ground vibration tests and proof load tests, Enterprise (OV-101)
June 29 MPTA-098 truss assembly, Palmdale, Building 294 to Building 295
June 30 SSME dummy set on dock, Palmdale, Enterprise (OV-101)
July 8 MPTA-098 on dock, Downey, without truss assembly
July 12 Start installation secondary structure (MPTA-098)
Aug. 2 Start final assembly forward fuselage (STA-099)
Aug. 2 Start carrier aircraft modification
Aug. 20 Complete horizontal ground vibration tests and proof load tests, Enterprise (OV-101)
Aug. 23 Start Delta F modification, Enterprise (OV-101)
Aug. 27 Reaction control system/orbital maneuvering system pods (simulated), approach and landing tests, on dock, Palmdale, Enterprise (OV-101)
Aug. Start overland roadway construction from Palmdale to Edwards Air Force Base
Sept. 10 Complete Delta F modifications, Enterprise (OV-101)
Sept. 13 Start preparations for first rollout, Enterprise (OV-101)
Sept. 13 Start assembly aft fuselage, Columbia (OV-102)
Sept. 17 Rollout Enterprise (OV-101)
Sept. 17 Complete on-stand construction, NSTL
Sept. 20 Start Delta F retest, Enterprise (OV-101)
Oct. 1 Start final assembly, vertical stabilizer (STA-099)
Oct. 1 Start final assembly, wing (STA-099)
Oct. 15 Midfuselage on dock, Palmdale (STA-099)
Oct. 26 Escape system test assembly sled ship from Downey to Holloman, N.M.
Oct. 29 Deliver ejection seats, Enterprise (OV-101)
Oct. 29 Complete Delta F retest, Enterprise (OV-101)
Oct. 31 Solid rocket booster 1/4-scale model (burnout configuration) on dock, Downey
Nov. 4 Complete 747 shuttle carrier aircraft modification, rollout, Boeing
Nov. 18 Start escape system sled test, Holloman, N.M.
Nov. 26 Complete integrated checkout, Enterprise (OV-101)
Nov. 28 Complete orbiter transporter strongback
Dec. 7 Tail cone fairing on dock, Palmdale
Dec. 10 Complete overland roadway construction, Palmdale to Edwards Air Force Base
Dec. 13 Start assembly upper forward fuselage, Columbia (OV-102)
Dec. 17 External tank 1/4-scale model on dock, Downey
Jan. 14 Complete postcheckout, Enterprise (OV-101)
Jan. 14 Boeing 747 shuttle carrier aircraft delivered to DFRF
Jan. 25 Complete aft fuselage assembly on dock, Palmdale (STA-099)
Jan. 28 Simulated crew module on dock, Palmdale (STA-099)
Jan. 31 SRB 1/4-scale model (lift-off configuration) on dock, Downey
Jan. 31 Enterprise (OV-101) transported overland from Palmdale to DFRF (36 miles)
Jan. 31 Mass simulated SSMEs on dock, Palmdale, Enterprise (OV-101)
Feb. 7 Enterprise (OV-101)/shuttle carrier aircraft mate start
Feb. 10 Midfuselage on dock, Palmdale, Columbia (OV-102)
Feb. 15 Complete Enterprise (OV-101)/shuttle carrier aircraft mated ground vibration test and taxi tests
Feb. 18 Conduct first inert captive flight, DFRF (2 hours, 5 minutes), Enterprise (OV-101)
Feb. 22 Conduct second inert captive flight, DFRF (3 hours, 13 minutes), Enterprise (OV-101)
Feb. 25 Conduct third inert captive flight, DFRF (2 hours, 28 minutes), Enterprise (OV-101)
Feb. 28 Conduct fourth inert captive flight, DFRF (2 hours, 11 minutes), Enterprise (OV-101)
March 2 Conduct fifth inert captive flight, DFRF (1 hour, 39 minutes), Enterprise (OV-101)
March 16 Wings on dock, Palmdale (STA-099)
March 21 Orbiter 1/4-scale model on dock, Downey
April 1 Lower forward fuselage on dock, Palmdale (STA-099)
April 6 Upper forward fuselage on dock, Palmdale (STA-099)
April 6 Vertical stabilizer on dock, Palmdale (STA-099)
May 20 Nose landing gear doors on dock, Palmdale (STA-099)
May 26 Aft payload bay doors on dock, Palmdale (STA-099)
May 27 Complete systems installation/final acceptance, MPTA-098, transport from Downey to Seal Beach
May 31 SRB 1/4-scale model, burnout and maximum q configuration, on dock, Downey
May 31 SRB 1/4-scale model, lift-off configuration, on dock, Downey
May 31 Body flap on dock, Palmdale (STA-099)
June 3 Ship MPTA-098 from Seal Beach, Calif., to NSTL
June 7 Complete integrated checkout and hot-fire ground test, DFRF, Enterprise (OV-101)
June 18 Conduct first manned captive active flight, Enterprise (OV-101)/shuttle carrier aircraft, DFRF (55 minutes, 46 seconds)
June 23 Deliver first SSME to NSTL (MPTA-098)
June 24 Deliver MPTA-098 to NSTL
June 28 Conduct second manned captive active flight, Enterprise (OV-101)/shuttle carrier aircraft, DFRF (1 hour, 2 minutes)
July 5 Start long-lead fabrication aft fuselage, Discovery (OV-103)
July 8 Deliver second main engine to NSTL (MPTA-098)
July 14 Deliver third main engine to NSTL (MPTA-098)
July 18 Conduct 2-minute firing of SRB at Brigham City, Utah, Thiokol (2.4 million pounds of thrust)
July 22 Deliver forward payload bay doors, on dock, Palmdale (STA-099)
July 26 Conduct third manned captive active flight, Enterprise (OV-101)/shuttle carrier aircraft, DFRF (59 minutes, 50 seconds)
Aug. 12 Conduct first free flight, ALT, tail cone on, DFRF (5 minutes, 21 seconds), Enterprise (OV-101), lake bed Runway 17
Aug. 26 Deliver wings on dock, Palmdale, Columbia (OV-102)
Sept. 7 Lower forward fuselage on dock, Palmdale, Columbia (OV-102)
Sept. 10 Deliver external tank MPTA-098 (Martin Marietta) to NSTL
Sept. 13 Conduct second free flight, ALT, tail cone on, DFRF (5 minutes, 28 seconds), Enterprise (OV-101), lake bed Runway 17
Sept. 23 Conduct third free flight, ALT, tail cone on, DFRF (5 minutes, 34 seconds), Enterprise (OV-101), lake bed Runway 15
Sept. 30 Complete mate vertical stabilizer, Palmdale (STA-099)
Oct. 12 Conduct fourth free flight, ALT, first tail cone off, DFRF (2 minutes, 34 seconds), Enterprise (OV-101), lake bed Runway 17
Oct. 26 Conduct fifth free flight, ALT, final tail cone off, DFRF (2 minutes, 1 second), Enterprise (OV-101), concrete Runway 04
Oct. 28 Lower forward fuselage on dock, Palmdale, Columbia (OV-102)
Nov. 4 Start forward reaction control system development tests, White Sands Test Facility, N.M.
Nov. 4 Deliver aft fuselage on dock, Palmdale, Columbia (OV-102)
Nov. 7 Forward RCS on dock, Palmdale (STA-099)
Nov. 7 Start final assembly and closeout system installation, Palmdale, Columbia (OV-102)
Nov. 15 First ferry flight test, DFRF (3 hours, 21 minutes), Enterprise (OV-101)
Nov. 16 Second ferry flight test, DFRF (4 hours, 17 minutes), Enterprise (OV-101)
Nov. 17 Third ferry flight test, DFRF (4 hours, 13 minutes), Enterprise (OV-101)
Nov. 18 Fourth ferry flight test, DFRF (3 hours, 37 minutes), Enterprise (OV-101)
Dec. 9 Complete approach and landing flight tests, including ferry flights, Enterprise (OV-101)
Dec. 12 Start removal for mated vertical ground vibration test modification at DFRF, Enterprise (OV-101)
Dec. 13 Complete propellant load testing, NSTL (MPTA-098)
Dec. 31 Deliver SSME envelope/electrical simulators on dock, Palmdale, Columbia (OV-102)
Jan. 18 Second SRB firing, Thiokol
Feb. 10 Complete final assembly, STA-099, Palmdale
Feb. 14 STA-099 on dock, Lockheed facility, Palmdale
Feb. 17 Crew module on dock, Palmdale, Columbia (OV-102)
Feb. 24 Body flap on dock, Palmdale, Columbia (OV-102)
March 3 Complete modification for mated vertical ground vibration test, DFRF, Enterprise (OV-101)
March 6 Upper forward fuselage on dock, Palmdale, Columbia (OV-102)
March 10 Ferry Enterprise (OV-101) atop shuttle carrier aircraft from DFRF to Ellington Air Force Base, Texas (approximately 3 hours, 38 minutes)
March 13 Ferry Enterprise (OV-101) atop shuttle carrier aircraft from Ellington AFB to Marshall Space Flight Center, Huntsville, Ala. (approximately 2 hours)
March 19 Aft payload bay doors on dock, Palmdale, Columbia (OV-102)
March 31 External tank for mated vertical ground vibration tests arrives at MSFC from Martin Marietta, Michoud, La.
March 31 Operational readiness date, solid rocket booster refurbishment and subassembly, Kennedy Space Center. Fla.
April 14 Complete ground vibration test modification at MSFC; deliver Enterprise (OV-101) for mated vertical ground vibration test
April 21 First static firing, MPTA-098, NSTL (2.5 seconds; stub nozzles)
April 23 Complete final assembly and closeout system installation, ready for power-on, Columbia (OV-102)
April 24 Start precombined systems test, Columbia (OV-102)
April 28 Forward payload bay doors on dock, Palmdale, Columbia (OV-102)
May 19 Second static firing MPTA-098, NSTL (15 seconds, 70% thrust; stub nozzles)
May 19 Start forward RCS thermal tests, WSTF
May 26 Start development test aft RCS, WSTF
May 26 Complete forward RCS structure, Columbia (OV-102)
May 26 Upper forward fuselage mate, Columbia (OV-102)
May 30 Start Enterprise (OV-101)/ ET mated vertical ground vibration test, MSFC
May 31 Loaded SRBs (2) arrive at MSFC for mated vertical ground vibration test
June 15 Third static firing, MPTA-098, NSTL (50 seconds, 90% thrust, last 5 seconds 70% thrust; stub nozzles)
July 3 Deliver left-hand OMS/RCS pod to WSTF
July 7 Fourth static firing, MPTA-098, NSTL (No. 2 engine 70% thrust for 90 seconds, simulated one engine out at 90 seconds, then No. 1 and No. 3 to 90% thrust-then to 70% thrust, then to 90% for 100 seconds; stub nozzles)
July 7 Complete mate forward and aft payload bay doors, Columbia (OV-102)
July 13 Complete forward RCS development tests, WSTF
July 13 Reconfigure from boost to launch, mated vertical ground vibration test, MSFC, Enterprise (OV-101)
July 15 Deliver SRBs (2) empty to MSFC for mated vertical ground vibration test
July 21 First firing development test, OMS, WSTF
July 31 Operational readiness date, Orbiter Processing Facility Bay 1, shuttle landing facility, and Hypergolic Maintenance Facility, KSC
Aug. 11 Complete forward RCS, Columbia (OV-102)
Aug. 11 Complete test preparation, STA-099, Lockheed facility, Palmdale
Aug. 11 Complete forward RCS thermal test, WSTF
Aug. 14 Start coefficient tests, STA-099, Lockheed facility, Palmdale
Aug. 31 Operational readiness date, Vertical Assembly Building High Bays 3 and 4, KSC
Sept. 8 Start OMS left-hand development test, WSTF
Sept. 20 Start launch configuration test lift-off configuration, Enterprise (OV-101)/ ET/SRBs mated vertical ground vibration test at MSFC
Sept. 20 Start acoustic test, forward RCS, WSTF
Sept. 25 Start precombined system test, Columbia (OV-102)
Sept. 29 Complete coefficient tests, STA-099, Lockheed facility, Palmdale
Sept. 30 Operational readiness date, mobile launcher platform, KSC
Oct. 19 Third SRB firing, Thiokol
Nov. 11 Complete forward RCS acoustic test, WSTF
Nov. 15 Complete OMS development test
Nov. 15 Complete aft RCS development test, WSTF
Nov. 30 Operational readiness date, Pad A, KSC
Dec. 9 Start OMS Phase I qualification tests, WSTF
Dec. 15 Start aft RCS Phase I qualification tests, WSTF
Dec. 15 Complete precombined system test, Palmdale, Columbia (OV-102)
Jan. 30 Start orbiter/ET/SRB burnout mated vertical ground vibration test, MSFC
Jan. 31 Deliver shuttle carrier aircraft to DFRF for ferry operations
Jan. 31 Start left-hand OMS Phase I qualification test, WSTF
Jan. 31 Mission Control Center-Houston/Goldstone ready for operational flight test early operations
Feb. 3 Complete combined systems test, Palmdale, Columbia (OV-102)
Feb. 16 Airlock on dock, Palmdale, Columbia (OV-102)
Feb. 17 Fourth SRB firing, Thiokol
Feb. 26 Complete mated vertical ground vibration test program at MSFC, Enterprise (OV-101)
Feb. 28 Operational readiness date, shuttle landing site, DFRF (Edwards AFB) Runway 23, for first manned orbital flight
March 5 Complete postcheckout, Palmdale, Columbia (OV-102)
March 8 Complete closeout inspection, final acceptance, Palmdale, Columbia (OV-102)
March 8 Columbia (OV-102) transported overland from Palmdale to DFRF (38 miles)
March 9 Shuttle carrier aircraft/Columbia (OV-102) test flight at NASA DFRF
March 17 Space shuttle main engine 2005, first flight engine delivered to NSTL for acceptance test firings
March 20 Ferry flight, shuttle carrier aircraft/Columbia (OV-102) from DFRF to Biggs Army Air Base, El Paso, Texas (3 hours, 20 minutes)
March 22 Ferry flight, shuttle carrier aircraft/Columbia (OV-102) from Biggs Army Air Base to Kelly AFB, San Antonio, Texas (1 hour, 39 minutes)
March 23 Ferry flight, shuttle carrier aircraft/Columbia (OV-102) from Kelly AFB to Eglin AFB, Fla. (2 hours, 12 minutes)
March 24 Ferry flight, shuttle carrier aircraft/Columbia (OV-102) from Eglin AFB to KSC (1 hour, 33 minutes)
March 30 Space shuttle main engine 2007, flight engine delivered to NSTL for acceptance test firing
April 6 Complete Phase I qualification tests, aft RCS, WSTF
April 10 Ferry flight, shuttle carrier aircraft/Enterprise (OV-101) from MSFC to KSC (1 hour, 52 minutes)
April 16 Space shuttle main engine 2006, flight engine delivered to NSTL, for acceptance test firing
April 18 Complete left-hand OMS/RCS Phase I qualification, WSTF
May 1 Enterprise (OV-101)/ ET/SRBs mated on mobile launcher platform, transported to Launch Complex 39-A from Vehicle Assembly Building at KSC
May 4 Start forward RCS Phase I qualification tests, WSTF
May 4 Fifth static firing, MPTA-098, NSTL, flight nozzles 1.5 seconds
May 10 Deliver right-hand OMS/RCS from McDonnell Douglas, St. Louis, to KSC, Columbia (OV-102)
May 15 Deliver left-hand OMS/RCS from McDonnell Douglas to KSC, Columbia (OV-102)
May 30 Deliver ET used in mated vertical ground vibration test from MSFC to Martin Marietta for refurbishment
June 12 Fifth static firing, MPTA-098, NSTL, flight nozzles (54 seconds, early cutoff, accelerometer filters)
June 15 First SRB qualification firing, Thiokol, Utah, 122 seconds; nozzle extension severed at end of run as in actual mission; full cycle gimbal
June 21 Start assembly crew module, Challenger (OV-099)
July 2 Sixth static firing, MPTA-098, NSTL, flight nozzles (19 seconds, early cutoff-main fuel valve rupture)
July 23 Enterprise (OV-101), ET, SRBs transported on mobile launcher platform from Launch Complex 39-A to Vehicle Assembly Building at KSC
Aug. 1 Start long-lead fabrication crew module, Discovery (OV-103)
Aug. 6 Complete limit test (STA-099), Lockheed facility, Palmdale
Aug. 10 Ferry flight, shuttle carrier aircraft/Enterprise (OV-101), KSC to Atlanta (1 hour, 55 minutes)
Aug. 11 Ferry flight, shuttle carrier aircraft/Enterprise (OV-101), Atlanta to St. Louis (1 hour, 50 minutes)
Aug. 12 Ferry flight, shuttle carrier aircraft/Enterprise (OV-101), St. Louis to Tulsa (1 hour, 35 minutes)
Aug. 13 Ferry flight, shuttle carrier aircraft/Enterprise (OV-101), Tulsa to Denver (2 hours)
Aug. 14 Ferry flight, shuttle carrier aircraft/Enterprise (OV-101), Denver to Hill AFB, Ogden, Utah (1 hour, 30 minutes)
Aug. 15 Ferry flight, shuttle carrier aircraft/Enterprise (OV-101), Ogden to Vandenberg AFB (2 hours, 20 minutes)
Aug. 16 Ferry flight, shuttle carrier aircraft/Enterprise (OV-101), Vandenberg AFB to DFRF (1 hour, 10 minutes)
Aug. 23 Enterprise (OV-101)/ shuttle carrier demate, DFRF
Aug. 27 Start long-lead fabrication crew module, Discovery (OV-103)
Aug. 31 Complete OMS Phase II qualification tests, WSTF
Aug. Second SRB qualification firing, Thiokol
Sept. 5 Complete forward RCS Phase I qualification tests, WSTF
Sept. 12 Start forward RCS Phase II qualification tests, WSTF
Sept. 21 Start aft RCS Phase II qualification tests, WSTF
Oct. 5 Complete setup and thermal tests (STA-099), Lockheed facility, Palmdale
Oct. 24 Sixth static firing, MPTA-098, NSTL, flight nozzle (scrubbed, hydrogen detector oversensitive)
Oct. 30 Move Enterprise (OV-101) from DFRF overland to Rockwell Palmdale facility (38 miles)
Nov. 2 Start OMS left-hand pod Phase II qualification, WSTF
Nov. 3 Complete Columbia (OV-102) auxiliary power unit hot fire tests, Orbiter Processing Facility, KSC
Nov. 4 MPTA-098 static firing, NSTL (10 seconds, flight nozzles, SSME liquid oxygen turbine, seal cavity pressure, high-cutoff steerhorn failure)
Nov. 7 Deliver STA-099 from Lockheed facility, Palmdale to Rockwell Palmdale for rework as second operational orbiter (redesignated Challenger {OV-099})
Nov. 12 Complete qualification test OMS engine at WSTF
Dec. 7 Demate payload bay door, Palmdale, Challenger (OV-099)
Dec. 14 Complete demate body flap, Palmdale, Challenger (OV-099)
Dec. 16 Orbiter integrated test start, Columbia (OV-102), KSC
Dec. 17 Sixth static firing, MPTA-098, NSTL, 554 seconds (340 seconds at 100% rated power level, then 90% at 385 seconds, 80% at 450 seconds, 70% at 505 seconds; 1 engine shut down-other 2 continued at 70% until 554 seconds; pogo and gimbaling tests accomplished; stub nozzles)
Dec. 21 Complete demate elevons, Palmdale, Challenger (OV-099)
Jan. 18 Vertical stabilizer on dock, Fairchild, N.Y., for rework, Challenger (OV-099)
Jan. 25 Body flap on dock, Downey, Challenger (OV-099)
Jan. 25 Payload bay doors on dock, Rockwell, Tulsa, Okla., for rework, Challenger (OV-099)
Jan. 28 Start instrumentation removal and prepare midfuselage for modification, Palmdale, Challenger (OV-099)
Feb. 1 Complete aft fuselage demate Palmdale, Challenger (OV-099) for rework on dock, Downey
Feb. 1 Elevons on dock, Grumman, N.Y., for rework, Challenger (OV-099)
Feb. 1 Complete aft RCS Phase II qualification tests, WSTF
Feb. 4 Start instrumentation removal and prepare wing for modification, Palmdale, Challenger (OV-099)
Feb. 8 Demate forward RCS module, Palmdale, Challenger (OV-099)
Feb. 14 Final qualification firing SRB, Thiokol, Utah
Feb. 15 Complete demate upper forward fuselage, Palmdale, Challenger (OV-099)
Feb. 18 Complete left-hand OMS Phase II qualification test, WSTF
Feb. 20 Complete forward RCS module qualification test, WSTF
Feb. 23 Upper forward fuselage on dock, Downey for rework, Challenger (OV-099)
Feb. 28 Seventh static firing, MPTA-098, NSTL, 555 seconds (No. 2 engine planned shutdown at 520 seconds, throttle down to 70% from 100%. Pogo and gimbaling tests; stub nozzles)
March 3 Start detail fabrication, crew module, Discovery (OV-103)
March 20 Eighth static firing, MPTA-098, NSTL, 539 seconds (started at 100%, two engines throttled to 70%, then up to 100%, two other engines throttled to 70%, then up to 100%; all three engines throttled to simulate 3-g mission profile, then to 70% and shutdown; simultaneous pogo and gimbal tests; stub nozzles)
March 21 Forward RCS module on dock, Downey, for rework, Challenger (OV-099)
March 31 Complete 1/4-scale model tests, Downey
April 16 Ninth static firing, MPTA-098, NSTL (No. 2 engine, 4.6 seconds, shut down due to discharge. Overtemperature on high-pressure fuel turbopump; No. 1 and No. 3 shut down at 6 seconds; stub nozzles)
May 30 Complete preparation lower forward fuselage modification, Palmdale, Challenger (OV-099)
May 30 Ninth static firing, MPTA-098, NSTL (46 seconds into run, throttled to 70% for 18 seconds, then to 100%, to 95% at 375 seconds, to 85% at 400 seconds, 83% at 430 seconds, 75% at 460 seconds; No. 3 shut down at 480 seconds, remaining two to 60% at 490 seconds; No. 2 shut down at 565 seconds; No. 1 shut down by engine cutoff sensors at 575 seconds. Pogo and gimbal tests; stub nozzles)
June 1 Columbia (OV-102), engine 2005 SSME fired for 520 seconds, NSTL
June 1 Start fabrication/assembly wings, Discovery (OV-103)
June 5 Columbia (OV-102), engine 2006 SSME fired for 520 seconds at NSTL
June 16 Columbia (OV-102), engine 2007 SSME fired for 520 seconds at NSTL
June 20 Start fabrication lower forward fuselage, Discovery (OV-103)
July 12 Tenth static firing, MPTA-098, NSTL, shut down 105 seconds into firing due to burnthrough in engine No. 3 fuel preburner, 102% thrust, flight nozzles
July 28 Start detail fabrication aft fuselage, Atlantis (OV-104)
Aug. 3 Complete installation SSMEs, Columbia (OV-102), KSC
Sept. 1 Start body flap modification Downey, Challenger (OV-099)
Sept. 29 Start assembly crew module, Discovery (OV-103)
Oct. 1 Start fabrication/assembly midfuselage, Discovery (OV-103)
Oct. 1 Start fabrication/assembly midfuselage, Atlantis (OV-104)
Oct. 9,10 Removal of SSMEs from Columbia (OV-102), KSC, for modification
Oct. 11,12 Installation of OMS/RCS pods, Columbia (OV-102), KSC
Nov. 3 Start initial system installation crew module Downey, Challenger (OV-099)
Nov. 3 ET mated to SRBs in Vehicle Assembly Building, KSC, for STS-1
Nov. 3 Eleventh static firing, MPTA-098, NSTL, shut down 20 seconds into firing due to burnthrough in engine No. 2 nozzle, 102% thrust flight nozzles
Nov. 4 Structural integrity test aft fuselage, Columbia (OV-102), KSC
Nov. 5 ET mated to SRBs at KSC
Nov. 8, 9,10 Reinstallation of SSMEs, Columbia (OV-102), KSC
Nov. 10 Start assembly aft fuselage, Discovery (OV-103)
Nov. 14 Complete modifications, Columbia (OV-102), KSC
Nov. 16 Complete thermal protection system installation, Columbia (OV-102), KSC
Nov. 21 Complete wing modification, Palmdale, Challenger (OV-099)
Nov. 21 Complete modification lower forward fuselage, Palmdale, Challenger (OV-099)
Nov. 24 Transfer Columbia (OV-102) from Orbiter Processing Facility to Vehicle Assembly Building, for STS-1, KSC
Nov. 26 Mating of Columbia (OV-102) to ET and SRBs in Vehicle Assembly Building, for STS-1, KSC
Dec. 4 Space shuttle vehicle power-up in Vehicle Assembly Building, Columbia (OV-102), KSC
Dec. 4 Eleventh static firing, MPTA-098, NSTL, stub nozzles, 591 seconds simulated flight profile, started at 100%, then to 65% at 37 seconds, then to 102% at 65 seconds, then to 65% at 438 seconds. Engine No. 2 shut down at 442 seconds, remaining two to 65% at 508 seconds, then shut down gimbal test
Dec. 8 Start initial system installation aft fuselage, Discovery (OV-103)
Dec. 12 Complete rework aft fuselage, Downey, Challenger (OV-099)
Dec. 15-18 Columbia (OV-102) interface test in Vehicle Assembly Building, KSC
Dec. 19 Start preparations for Columbia (OV-102) rollout and ordnance installation, KSC
Dec. 29 Transfer Columbia (OV-102) aboard mobile launcher platform from Vehicle Assembly Building to Launch Complex 39-A for STS-1
Jan. 17 Twelfth static firing, MPTA-098, NSTL, flight nozzles, 625 seconds, 100% thrust, simulated abort mission profile, No. 1 engine shut down at 239 seconds, remaining two shut down at 625 seconds, pogo and gimbal tests. External tank test without anti-geyser line to verify feasibility of eventually removing it from later ET versions
Jan. 22 ET liquid hydrogen load, KSC, Columbia (OV-102)
Jan. 23 Auxiliary power unit confidence run, Columbia (OV-102), KSC, each APU serially run for 2 minutes
Jan. 24 ET liquid oxygen load, KSC, Columbia (OV-102)
Jan. 29 Hypergolic load, RCS, OMS, KSC, Columbia (OV-102)
Feb. 2 Start initial system installation forward RCS module, Downey, Challenger (OV-099)
Feb. 2 Wet countdown demonstration test simulations, KSC, Columbia (OV-102)
Feb. 4 Start series of countdown demonstration tests for flight readiness firing, Columbia (OV-102), KSC
Feb. 13 Left outboard elevon on dock, Palmdale, Challenger (OV-099)
Feb. 20 Flight readiness firing (20-second firing of all three SSMEs),
Columbia (OV-102), KSC
Feb. 24,25, 26 Start mission verification tests, Columbia (OV-102), KSC
March 1 Body flap from Downey to Palmdale, Challenger (OV-099)
March 2 Start fabrication/assembly payload bay doors, Discovery (OV-103)
March 14 Launch verification tests, Columbia (OV-102), KSC
March 27 Vertical stabilizer on dock, Palmdale, Challenger (OV-099)
March 30 Elevon rework complete, on dock, Palmdale, Challenger (OV-099)
April 12 Conduct STS-1, Columbia (OV-102), launch KSC, land Edwards AFB, Calif., Runway 23 dry lake bed on April 14, 54-hour, 20-minute, 32-second mission, landed on orbit 36
April 20 Ferry flight, Columbia (OV-102) from Edwards AFB, Calif., to Tinker AFB, Okla., 3.5-hour flight
April 20 SRB stacking began on mobile launcher platform for STS-2, KSC
April 21 Ferry flight, Columbia (OV-102) from Tinker AFB, Okla., to KSC, 3-hour, 20-minute flight
April 22 ET for STS-2 on dock, KSC
June 1 Start fabrication elevons, Atlantis (OV-104)
June 1 Start fabrication vertical stabilizer, Discovery (OV-103)
June 1 Start fabrication/assembly wings, Atlantis (OV-104)
July 2 Upper forward fuselage on dock, Palmdale, Challenger (OV-099)
July 10 Payload bay door on dock, Palmdale, Challenger (OV-099)
July 13 Start fabrication crew module, Atlantis (OV-104)
July 14 Crew module on dock, Palmdale, Challenger (OV-099)
July 17 Complete body flap modification, Downey, Challenger (OV-099)
July 21 Aft fuselage on dock, Palmdale, Challenger (OV-099)
July 24 Body flap on dock, Palmdale, Challenger (OV-099)
July 30 Began mating of ET to SRBs on mobile launcher platform for STS-2, KSC
Aug. 4 Transfer Columbia (OV-102) from Orbiter Processing Facility to Vehicle Assembly Building, KSC
Aug. 26 Transfer space shuttle aboard mobile launcher platform from Vehicle Assembly Building to Launch Complex 39-A for STS-2, KSC
Sept. 6 Transport Enterprise (OV-101) overland from Palmdale, Calif., to NASA's DFRF at Edwards AFB, Calif.
Oct. 3 ET for STS-3 on dock, KSC
Oct. 19 Start detailed fabrication/assembly, body flap, Discovery (OV-103)
Oct. 19 Start detailed fabrication lower forward fuselage, Atlantis (OV-104)
Oct. 23 Complete airframe modifications, Palmdale, Challenger (OV-099)
Oct. 26 Start initial system installation, crew module, Downey, Discovery (OV-103)
Oct. 26 Start initial subsystems test power-on, Challenger (OV-099)
Nov. 2 Start initial subsystems test, Palmdale, Challenger (OV-099)
Nov. 12 Conduct STS-2, Columbia (OV-102), launch KSC, land Edwards AFB, Calif., Runway 23, lake bed, landed on orbit 36, Nov. 14, 54 hours, 13 minutes, 13 seconds
Nov. 23 Start SRB stacking on mobile launcher platform for STS-3, KSC
Nov. 23 Start assembly aft fuselage, Atlantis (OV-104)
Nov. 24 Ferry flight, Columbia (OV-102) from Edwards AFB, Calif., to Bergstrom AFB, Texas, 3.5-hour flight
Nov. 25 Ferry flight, Columbia (OV-102) from Bergstrom AFB, Texas, to KSC, 3-hour flight
Dec. 9 Start fabrication upper forward fuselage, Atlantis (OV-104)
Dec. 11 Spacelab-1 arrived KSC
Dec. 19 Start mating of ET to SRBs on mobile launcher platform for STS-3 at KSC
Jan. 29 Complete initial subsystems test, including Delta F, Palmdale, Challenger (OV-099)
Jan. 31 Forward RCS module on dock, Palmdale, Challenger (OV-099)
Feb. 3 Transfer Columbia (OV-102) from Orbiter Processing Facility to Vehicle Assembly Building at KSC for STS-3
Feb. 15 Start assembly crew module, Atlantis (OV-104)
Feb. 15 Right-hand OMS/RCS pod on dock at Palmdale for thermal protection system installation, Challenger (OV-099)
Feb. 16 Transfer Columbia (OV-102) from Vehicle Assembly Building to Launch Complex 39-A for STS-3
Feb. 28 Complete main propulsion test program, NSTL, Miss.
March 3 Left-hand OMS/RCS pod on dock at Palmdale for thermal protection system installation, Challenger (OV-099)
March 16 Midfuselage on dock, Palmdale, Discovery (OV-103)
March 22 Conduct STS-3, Columbia (OV-102), launch KSC, land White Sands Missile Range, N.M., lake bed Runway 17, landed on orbit 130, March 30, 192 hours (8 days), 4 minutes, 45 seconds
March 30 Elevons on dock, Palmdale, Discovery (OV-103)
April 6 Ferry flight, Columbia (OV-102) from White Sands Missile Range, N.M., to Barksdale AFB, La., to KSC
April 7 Columbia (OV-102) at Orbiter Processing Facility, KSC
April 16 Complete mating of SRBs and ET for STS-4 in Vehicle Assembly Building, KSC
April 16 Complete subsystems test, Palmdale, Challenger (OV-099)
April 30 Wings on dock, Palmdale, Discovery (OV-103)
April 30 Lower forward fuselage on dock, Palmdale, Discovery (OV-103)
April 30 Complete final acceptance test, Palmdale, Challenger (OV-099)
May 16 Transfer Columbia (OV-102) from Orbiter Processing Facility to Vehicle Assembly Building, KSC, for mating for STS-4
May 24 Start fabrication forward RCS module, Atlantis (OV-104)
May 25 Transfer Columbia (OV-102) from Vehicle Assembly Building on mobile launcher platform to Launch Complex 39-A for STS-4
June 4 Complete postcheckout operations, Palmdale, Challenger (OV-099)
June 21 Complete configuration inspection, Palmdale, Challenger (OV-099)
June 27 Conduct STS-4, Columbia (OV-102), launch KSC, land Edwards AFB, Calif., concrete Runway 22, on orbit 113, July 4, 168 hours (7 days), 1 hour, 9 minutes
June 30 Challenger (OV-099) rollout, Palmdale
July 1 Transport Challenger (OV-099) overland from Palmdale to Edwards AFB, Calif., for ferry flight to KSC
July 2 Deliver mission kits for STS-5, KSC, Columbia (OV-102)
July 4 Ferry flight, Challenger (OV-099) from Edwards AFB, Calif., to Ellington AFB, Texas
July 5 Ferry flight, Challenger (OV-099) from Ellington AFB, Texas, to KSC
July 7 Start assembly payload bay doors, Atlantis (OV-104)
July 14 Ferry flight, Columbia (OV-102) from Edwards AFB, Calif., to Dyess AFB, Texas
July 15 Ferry flight, Columbia (OV-102) from Dyess AFB, Texas, to KSC
July 16 Upper forward fuselage on dock, Palmdale, Discovery (OV-103)
Aug. 5 Vertical stabilizer on dock, Palmdale, Discovery (OV-103)
Sept. 3 OMS/RCS pods on dock KSC, Challenger (OV-099)
Sept. 9 Transfer Columbia (OV-102) from Orbiter Processing Facility to Vehicle Assembly Building for mating for STS-5
Sept. 21 Transfer Columbia (OV-102) from Vehicle Assembly Building on mobile launcher platform to Launch Complex 39-A at KSC for STS-5
Oct. 4 Start fabrication/ assembly vertical stabilizer, Atlantis (OV-104)
Oct. 15 Body flap on dock, Palmdale, Discovery (OV-103)
Nov. 11 Conduct STS-5, Columbia (OV-102), launch KSC, land Edwards AFB, Calif., concrete Runway 22 on orbit 82, Nov. 16, 120 hours (5 days), 2 hours, 14 minutes
Nov. 12 Start fabrication OMS/RCS pods, Atlantis (OV-104)
Nov. 21 Ferry flight, Columbia (OV-102) from Edwards AFB, Calif., to Kelly AFB, Texas
Nov. 22 Ferry flight, Columbia (OV-102) from Kelly AFB, Texas, to KSC
Nov. 23 Columbia (OV-102) at Orbiter Processing Facility at KSC for modifications to support Spacelab-1, STS-9
Nov. 23 Transfer Challenger (OV-099) from Orbiter Processing Facility to Vehicle Assembly Building at KSC for mating for STS-6
Nov. 30 Transfer Challenger (OV-099) from Vehicle Assembly Building on mobile launcher platform to Launch Complex 39-A at KSC for STS-6
Dec. 18 Flight readiness firing, Challenger (OV-099), 20 seconds, Launch Complex 39-A, KSC
Dec. 28 Crew module on dock, Palmdale, Discovery ( OV-103)
Jan. 25 Second flight readiness firing, Challenger (OV-099), 23 seconds, Launch Complex 39-A, KSC
Feb. 25 Forward RCS on dock, Palmdale, Discovery (OV-103)
Feb. 25 Complete final assembly and closeout installation, Palmdale, Discovery (OV-103)
Feb. 28 Start initial subsystems test, power-on, Palmdale, Discovery (OV-103)
March 14 Start fabrication/assembly body flap, Atlantis (OV-104)
April Rockwell under contract to NASA for structural spare program consisting of an aft fuselage, crew compartment, forward RCS, lower and upper forward fuselage, midfuselage, wings (elevons), payload bay doors, vertical stabilizer (rudder/speed brake), one set of OMS/RCS pods
April 4 Conduct STS-6, first flight of Challenger (OV-099), launch KSC, land Edwards AFB, Calif., concrete Runway 22, April 9 on orbit 81, 120 hours (5 days), 23 minutes, 42 seconds
April 14 Ferry flight, Challenger (OV-099) from Edwards AFB, Calif., to Kelly AFB, Texas
April 16 Ferry flight, Challenger (OV-099) from Kelly AFB, Texas, to KSC
April 17 Challenger (OV-099) at Orbiter Processing Facility, KSC
May 6 Midfuselage on dock, Palmdale, Atlantis (OV-104)
May 13 Complete initial subsystems testing, including Delta F, Discovery (OV-103)
May 21 Challenger (OV-099) from Orbiter Processing Facility to Vehicle Assembly Building for STS-7
May 26 Challenger (OV-099) from Vehicle Assembly Building to Launch Complex 39-A for STS-7
June 13 Wings on dock, Palmdale, Atlantis (OV-104)
June 17 Elevons on dock, Palmdale, Atlantis (OV-104)
June 18 Conduct STS-7, Challenger (OV-099), launch KSC, land Edwards AFB, Calif., lake bed Runway 15, June 24 on orbit 98, 144 hours (6 days), 25 minutes, 41 seconds
June 28 Ferry flight, Challenger (OV-099) from Edwards AFB, Calif., to Kelly AFB, Texas
June 28 Columbia (OV-102) at Orbiter Processing Facility for STS-9
June 29 Ferry flight, Challenger (OV-099) from Kelly AFB, Texas, to KSC
June 30 Challenger (OV-099) at Orbiter Processing Facility for STS-8
July 26 Challenger (OV-099) from Orbiter Processing Facility to Vehicle Assembly Building for STS-8
July 26 Complete subsystems test, Palmdale, Discovery (OV-103)
Aug. 1 OMS/RCS pods on dock, Palmdale, Discovery (OV-103)
Aug. 2 Challenger (OV-099) from Vehicle Assembly Building to Launch Complex 39-A for STS-8
Aug. 12 Complete final acceptance test, Palmdale, Discovery (OV-103)
Aug. 19 Vertical stabilizer on dock, Palmdale, Atlantis (OV-104)
Aug. 30 Conduct STS-8, Challenger (OV-099), launch KSC, first night launch of space shuttle, land Edwards AFB, Calif., concrete Runway 22, Sept. 5 on orbit 98, first night landing, 144 hours (6 days), 1 hour, 8 minutes, 43 seconds
Sept. 9 Ferry flight, Challenger (OV-099) from Edwards AFB, Calif., to Sheppard AFB, Texas, to KSC
Sept. 9 Complete postcheckout, Discovery (OV-103), Palmdale
Sept. 11 Challenger (OV-099) at Orbiter Processing Facility, KSC
Sept. 20 Challenger (OV-099) power-down modification period begins at Orbiter Processing Facility, KSC
Sept. 23 Columbia (OV-102) from Orbiter Processing Facility to Vehicle Assembly Building, KSC, for STS-9
Sept. 28 Columbia (OV-102) from Vehicle Assembly Building to Launch Complex 39-A, KSC, for STS-9
Sept. 30 OMS/RCS pods on dock, KSC, for Discovery (OV-103)
Oct. 16 Discovery (OV-103) rollout at Palmdale
Oct. 17 Columbia (OV-102) rollback from Launch Complex 39-A to Vehicle Assembly Building, KSC
Oct. 19 Columbia (OV-102) from Vehicle Assembly Building to Orbiter Processing Facility, KSC
Oct. 28 SSME on dock, KSC, Discovery (OV-103)
Nov. 3 Columbia (OV-102) from Orbiter Processing Facility to Vehicle Assembly Building for remate for STS-9 KSC
Nov. 5 Discovery (OV-103) overland transport from Palmdale to Edwards AFB, Calif.
Nov. 6 Ferry flight, Discovery (OV-103) from Edwards AFB to Vandenberg AFB, Calif.
Nov. 7 Lower forward fuselage on dock, Palmdale, Atlantis (OV-104)
Nov. 8 Columbia (OV-102) moved from Vehicle Assembly Building to Launch Complex 39-A for STS-9 KSC
Nov. 8 Ferry flight, Discovery (OV-103) from Vandenberg AFB, Calif., to Carswell AFB, Texas
Nov. 9 Ferry flight, Discovery (OV-103) from Carswell AFB, Texas, to KSC
Nov. 15 Discovery (OV-103) modification period starts, Orbiter Processing Facility, KSC
Nov. 17 Challenger (OV-099) modification period retest begins at Orbiter Processing Facility, KSC
Nov. 23 Challenger (OV-099) modification period retest ends at Orbiter Processing Facility, KSC
Nov. 28 Conduct STS-9 Columbia (OV-102), launch KSC, land Edwards AFB, Calif., lake bed Runway 17, Dec. 8, 240 hours (10 days), 7 hours, 47 minutes, 24 seconds
Dec. 2 Payload bay doors on dock, Palmdale, Atlantis (OV-104)
Dec. 9 Discovery (OV-103) start Vehicle Assembly Building storage, KSC
Dec. 11 Challenger (OV-099) crew equipment interface test, Orbiter Processing Facility, KSC
Dec. 14 Ferry flight, Columbia (OV-102) from Edwards AFB, Calif., to Biggs Army Air Base, El Paso, Texas, to Kelly Air Force Base, San Antonio, Texas
Dec. 15 Ferry flight, Columbia (OV-102) from Kelly AFB, San Antonio, Texas, to Eglin AFB, Fla., to KSC
Dec. 16 Columbia (OV-102) at Orbiter Processing Facility
Dec. 22 SSME on dock, KSC, Discovery (OV-103)
Jan. 5 SSME on dock, KSC, Discovery (OV-103)
Jan. 6 Challenger (OV-099) transferred from Orbiter Processing Facility to Vehicle Assembly Building for mating for STS-11, KSC
Jan. 6 Upper forward fuselage on dock, Palmdale, Atlantis (OV-104)
Jan. 11 Challenger (OV-099) mated, transported from Vehicle Assembly Building to Launch Complex 39-A, KSC
Jan. 20 Body flap on dock, Palmdale, Atlantis (OV-104)
Jan. 26 Columbia (OV-102) ferry flight from KSC to Kelly AFB, Texas
Jan. 26 Challenger (OV-099) confidence run, Launch Complex 39-A, KSC
Jan. 27 Columbia (OV-102) ferry flight from Kelly AFB, Texas, to Edwards AFB, Calif.
Jan. 30 Columbia (OV-102) overland transport from Edwards AFB, Calif., to Rockwell Palmdale assembly facility for STS-17 modification
Feb. 3 Conduct 41-B (STS-11), Challenger (OV-099), launch, KSC, 168 hours (7 days), 23 hours, 15 minutes, 55 seconds, landing Feb. 11, KSC, on Runway 15
Feb. 17 Left-hand OMS/RCS pod on dock, Palmdale, Atlantis (OV-104)
Feb. 24 Right-hand OMS/RCS pod on dock, Palmdale, Atlantis (OV-104)
March 14 Challenger (OV-099) from Orbiter Processing Facility to Vehicle Assembly Building for mating for 41-C (STS-13)
March 16 Aft fuselage on dock, Palmdale, Atlantis (OV-104)
March 19 Challenger (OV-099) moved from Vehicle Assembly Building to Launch Complex 39-A for 41-C (STS-13)
March 19 Challenger (OV-099) APU confidence run, Launch Complex 39-A
March 22 Enterprise (OV-101) ferry flight from Edwards AFB, Calif., to Vandenberg AFB, Calif.
March 27 Enterprise (OV-101) ferry flight from Vandenberg AFB, Calif., to Little Rock AFB, Ark.
March 29 Enterprise (OV-101) ferry flight from Little Rock, Ark., to Brookley Field, Mobile, Ala.
April 2 Enterprise (OV-101) overland transport to U.S. Coast Guard station at Mobile, Ala., for loading on barge
April 3 Enterprise (OV-101) barge transport from Mobile, Ala., to New Orleans, La.
April 5 Enterprise (OV-101) arrives at New Orleans, La., for World's Fair
April 6 Conduct 41-C (STS-13), Challenger (OV-099), launch KSC, land Edwards AFB, Calif., lake bed Runway 17, April 13, 144 hours (6 days), 23 hours, 40 minutes, 7 seconds
April 9 Crew compartment on dock, Palmdale, Atlantis (OV-104)
April 17 Ferry flight, Challenger (OV-099) from Edwards AFB, Calif., to Kelly AFB, Texas
April 18 Ferry flight, Challenger (OV-099) from Kelly AFB, Texas, to KSC
April 19 Challenger (OV-099) at Orbiter Processing Facility, KSC
April 24 Upper forward fuselage on dock, Palmdale, Atlantis (OV-104)
April 27 Forward RCS on dock, Palmdale, Atlantis (OV-104)
May 12 Discovery (OV-103) from Orbiter Processing Facility to Vehicle Assembly Building at KSC, for mating for 41-D (STS-14)
May 19 Discovery (OV-103) moved from Vehicle Assembly Building to Launch Complex 39-A for 41-D (STS-14)
May 25 Complete final assembly and closeout installation, Palmdale, Atlantis (OV-104)
May 28 Start initial subsystems test, power-on, Palmdale, Atlantis (OV-104)
June 2 Discovery (OV-103) flight readiness firing at Launch Complex 39-A, 18 seconds
June 25 Conduct 41-D (STS-14), Discovery (OV-103) first flight, launch KSC, launch scrubbed at T-9 minutes due to general-purpose computer No. 5 disparity with primary set of general-purpose computers
June 26 Conduct 41-D (STS-14), Discovery (OV-103) first flight, launch KSC, launch postponed indefinitely due to shutdown of SSMEs 3 and 2 at T-4 seconds due to slow opening of SSME 3 main fuel valve. SSME 1 never received a start command.
July 14 Discovery (OV-103) rollback from Launch Complex 39-A to Vehicle Assembly Building, KSC, for remanifest of payloads
July 17 Discovery (OV-103) from Vehicle Assembly Building to Orbiter Processing Facility for reconfiguration of payload bay for remanifest of payloads
Aug. 2 Discovery (OV-103) from Orbiter Processing Facility to Vehicle Assembly Building for remate with original 41-D SRBs and ET, KSC
Aug. 9 Discovery (OV-103) moved from Vehicle Assembly Building to Launch Complex 39-A for 41-D, KSC
Aug. 10 Complete initial subsystems test, power-on, including Delta F, Palmdale, Atlantis (OV-104)
Aug. 28 Remanifest 41-D mission launch for Aug. 29, postponed for 24 hours for software verification
Aug. 30 Conduct 41-D (STS-14) remanifested payload, first flight of Discovery (OV-103), launch KSC, land Edwards AFB, Calif., lake bed Runway 17, Sept. 5, 144 hours (6 days), 56 minutes, 4 seconds
Sept. 8 Challenger (OV-099) from Orbiter Processing Facility to Vehicle Assembly Building for mating for 41-G, KSC
Sept. 9 Ferry flight, Discovery (OV-103) from Edwards AFB, Calif., to Altus AFB, Okla.
Sept. 10 Ferry flight Discovery (OV-103) from Altus AFB, Okla., to KSC
Sept. 11 Discovery (OV-103) at Orbiter Processing Facility, KSC
Sept. 13 Mated 41-G (STS-17), Challenger (OV-099), transported from Vehicle Assembly Building to Launch Complex 39-A for its sixth flight
Oct. 5 Conduct 41-G (STS-17) Challenger (OV-099), launch KSC, land KSC, Runway 33, Oct. 13, 192 hours (8 days), 5 hours, 23 minutes, 38 seconds
Oct. 18 Discovery (OV-103) from Orbiter Processing Facility to Vehicle Assembly Building, KSC, for mating
Oct. 23 Mated 51-A (STS-19), Discovery (OV-103) transported from Vehicle Assembly Building to Launch Complex 39-A, KSC, for its sixth flight
Oct. 26 Complete subsystems test, Palmdale, Atlantis (OV-104)
Nov. 3 Enterprise (OV-101) from World's Fair at New Orleans, La., via barge to Mobile, Ala.
Nov. 5 Enterprise (OV-101) arrived at Brookley Field, Ala.
Nov. 7 Conduct 51-A, Discovery (OV-103), postponed for 24 hours due to high shear winds at altitude
Nov. 8 Conduct 51-A, Discovery (OV-103), launch KSC, land KSC, Runway 15, Nov. 16, 168 hours (7 days), 23 hours, 44 minutes, 56 seconds
Nov. 9 Installation of right-hand OMS/RCS pod, Challenger (OV-099) (from OV-104)
Nov. 10 Ferry flight, Enterprise (OV-101) from Mobile, Ala., to Kansas City, Mo.
Nov. 13 Ferry flight, Enterprise (OV-101) from Kansas City, Mo., to Edwards Air Force Base, Calif.
Nov. 16 Ferry flight, Enterprise (OV-101) from Edwards Air Force Base to Vandenberg Air Force Base, Calif.
Nov. 16 OV-103 at Orbiter Processing Facility, KSC
Dec. 21 OV-103 transferred from Orbiter Processing Facility to Vehicle Assembly Building for mating, KSC
Jan. 24 Conduct 51-C, Discovery (OV-103), launch KSC, land KSC, Runway 15, Jan. 27, 72 hours (3 days), 1 hour, 33 minutes, 27 seconds
Jan. 27 Discovery (OV-103) at Orbiter Processing Facility, KSC
Feb. 10 Challenger (OV-099) transferred from Orbiter Processing Facility to Vehicle Assembly Building for mating, KSC
Feb. 15 Mated Challenger (OV-099), transported from Vehicle Assembly Building to Launch Complex 39-A for 51-E
March 4 Challenger (OV-099) rollback from Launch Complex 39-A to Vehicle Assembly Building for demate due to a timing problem with the TDRS-B satellite. Telesat-I with PAM-D and TDRS-B with IUS removed into payload changeout room at Launch Complex 39-A prior to rollback.
March 7 Challenger (OV-099) transferred from Vehicle Assembly Building to Orbiter Processing Facility at KSC for remanifest of payload bay from 51-E to 51-B mission
March 23 Discovery (OV-103) transferred from Orbiter Processing Facility to Vehicle Assembly Building at KSC for mating with remanifested new mission
March 28 Discovery (OV-103) mated, transported from Vehicle Assembly Building to Launch Complex 39-A for remanifested new 51-B mission
April 6 Atlantis (OV-104) rollout at Rockwell Palmdale assembly facility
April 9 Overland transport of Atlantis (OV-104) from Palmdale to Edwards AFB, Calif.
April 10 Challenger (OV-099) transferred from Orbiter Processing Facility to Vehicle Assembly Building for mating, KSC
April 12 Conduct 51-D, fourth flight of Discovery (OV-103), launch KSC, land KSC, Runway 33, April 19, 144 hours (6 days), 23 hours, 55 minutes, 23 seconds
April 12 Ferry flight, Atlantis (OV-104) from Edwards AFB, Calif., to Ellington AFB, Texas
April 13 Ferry flight, Atlantis (OV-104) from Ellington AFB, Texas, to KSC
April 14 Atlantis (OV-104) at Orbiter Processing Facility, KSC
April 15 Challenger (OV-099) mated 51-B, transported from Vehicle Assembly Building to Launch Complex 39-A at KSC for its seventh flight
April 19 Discovery (OV-103) at Orbiter Processing Facility, KSC
April 29 Conduct 51-B, seventh flight of Challenger (OV-099), launch KSC, land Edwards AFB, Calif., Runway 17, May 6, 168 hours (7 days), 8 minutes, 46 seconds
May 10 Ferry flight, Challenger (OV-099) from Edwards AFB, Calif., to Kelly AFB, Texas
May 10 Atlantis (OV-104) transferred from Orbiter Processing Facility to Vehicle Assembly Building at KSC for temporary storage
May 11 Ferry flight, Challenger (OV-099) from Kelly AFB, Texas, to KSC
May 11 Challenger (OV-099) at Orbiter Processing Facility, KSC
May 24 Ferry flight, Enterprise (OV-101) from Vandenberg AFB, Calif., to DFRF, Calif.
May 28 Discovery (OV-103) transferred from Orbiter Processing Facility to Vehicle Assembly Building for mating, KSC
May 28 Atlantis (OV-104) transferred from Vehicle Assembly Building to Orbiter Processing Facility, KSC
June 4 Discovery (OV-103) mated 51-G, transported from Vehicle Assembly Building to Launch Complex 39-A, KSC
June 17 Conduct 51-G, fifth flight of Discovery (OV-103), launch KSC, land Edwards AFB, Calif., lake bed Runway 23, June 24, 168 hours (7 days), 1 hour, 38 minutes, 52 seconds
June 24 Challenger (OV-099) transferred from Orbiter Processing Facility to Vehicle Assembly Building for mating, KSC
June 28 Ferry flight, Discovery (OV-103) from Edwards AFB, Calif., to Bergstrom AFB, Texas, to KSC
June 29 Challenger (OV-099) mated 51-F, transported from Vehicle Assembly Building to Launch Complex 39-A, KSC
June 29 Discovery (OV-103) at Orbiter Processing Facility, KSC
July 11 Columbia (OV-102) overland transport from Rockwell Palmdale assembly facility to DFRF
July 12 Conduct 51-F, eighth flight of Challenger (OV-099), launch scrubbed at T-3 seconds and shutdown of SSMEs due to loss of redundancy (channel A) on SSME 2 chamber coolant valve
July 14 Ferry flight, Columbia (OV-102) from Edwards AFB, Calif., to Offutt AFB, Neb.
July 14 Ferry flight, Columbia (OV-102) from Offutt AFB, Neb., to KSC
July 15 Columbia (OV-102) awaiting transfer from KSC demate area to Vehicle Assembly Building transfer aisle, KSC
July 16 Columbia (OV-102) at Vehicle Assembly Building transfer aisle, KSC
July 18 Atlantis (OV-104) transferred from Orbiter Processing Facility to Vehicle Assembly Building High Bay 2, KSC
July 18 Columbia (OV-102) transferred from Vehicle Assembly Building transfer aisle to Orbiter Processing Facility, KSC
July 29 Conduct 51-F, eighth flight of Challenger (OV-099), launch KSC, land Edwards AFB, Calif., lake bed Runway 23, Aug. 6, 168 hours (7 days), 22 hours, 45 minutes, 26 seconds
July 30 Discovery (OV-103) transferred from Orbiter Processing Facility to Vehicle Assembly Building for mating, KSC
July 31 Atlantis (OV-104) transferred from Vehicle Assembly Building High Bay 2 to Orbiter Processing Facility, KSC
Aug. 6 Discovery (OV-103) mated 51-I, transported from Vehicle Assembly Building to Launch Complex 39-A, KSC
Aug. 10 Ferry flight, Challenger (OV-099) from Edwards AFB, Calif., to Davis-Monthan AFB, Ariz., to Kelly AFB, Texas
Aug. 11 Ferry flight, Challenger (OV-099) from Kelly AFB, Texas, to Eglin AFB, Fla., to KSC
Aug. 11 Atlantis (OV-104) transferred from Orbiter Processing Facility to Vehicle Assembly Building for mating, KSC
Aug. 12 Challenger (OV-099) at Orbiter Processing Facility, KSC
Aug. 24 Conduct 51-I, sixth flight of Discovery (OV-103), launch scrubbed at T-5 minutes due to weather
Aug. 25 Conduct 51-I, sixth flight of Discovery (OV-103), launch scrubbed at T-9 minutes due to a comparison check between the primary set and backup flight control general- purpose computers
Aug. 27 Conduct 51-I, sixth flight of Discovery (OV-103), launch KSC, land Edwards AFB, Calif., lake bed Runway 23, Sept. 3, 168 hours (7 days), 2 hours, 17 minutes, 42 seconds
Aug. 29 Atlantis (OV-104) mated 51-J, transported from Vehicle Assembly Building to Launch Complex 39-A, KSC
Sept. 7 Ferry flight, Discovery (OV-103) from Edwards AFB, Calif., to Kelly AFB, Texas
Sept. 8 Columbia (OV-102) transferred from Orbiter Processing Facility to Vehicle Assembly Building, KSC, for temporary storage
Sept. 8 Ferry flight, Discovery (OV-103) from Kelly AFB, Texas, to KSC
Sept. 8 Discovery (OV-103) at Orbiter Processing Facility, KSC
Sept. 12 Flight readiness firing of Atlantis (OV-104) for 20 seconds at Launch Complex 39-A, KSC
Sept. 20 Ferry flight, Enterprise (OV-101) from Edwards AFB, Calif., to Kelly AFB, Texas, to KSC
Sept. 26 Discovery (OV-103) transferred from Orbiter Processing Facility to Vehicle Assembly Building, KSC
Sept. 26 Columbia (OV-102) transferred from Vehicle Assembly Building to Orbiter Processing Facility, KSC
Oct. 3 Conduct 51-J, first flight of Atlantis (OV-104), launch KSC, land Edwards AFB, Calif., lake bed Runway 23, Oct. 7, 96 hours (4 days), 1 hour, 44 minutes, 38 seconds
Oct. 11 Ferry flight, Atlantis (OV-104) from Edwards AFB, Calif., to Kelly AFB, Texas, to KSC
Oct. 12 Challenger (OV-099) transferred from Orbiter Processing Facility to Vehicle Assembly Building for mating, KSC
Oct. 12 Atlantis (OV-104) at Orbiter Processing Facility, KSC
Oct. 16 Challenger (OV-099) mated 61-A, transported from Vehicle Assembly Building to Launch Complex 39-A, KSC
Oct. 30 Conduct 61-A, ninth flight of Challenger (OV-099), launch KSC, land Edwards AFB, Calif., lake bed Runway 17, Nov. 6, 168 hours (7 days), 44 minutes, 51 seconds
Nov. 8 Atlantis (OV-104) transferred from Orbiter Processing Facility to Vehicle Assembly Building for mating, KSC
Nov. 10 Ferry flight, Challenger (OV-099) from Edwards AFB, Calif., to Davis-Monthan AFB, Ariz., to Kelly AFB, Texas
Nov. 11 Ferry flight, Challenger (OV-099) from Kelly AFB, Texas, to Eglin AFB, Fla., to KSC
Nov. 11 Challenger (OV-099) in Orbiter Processing Facility, KSC
Nov. 12 Atlantis (OV-104) mated 61-B, transported from Vehicle Assembly Building to Launch Complex 39-A, KSC
Nov. 18 Enterprise (OV-101) ferry flight from KSC to Dulles Airport, Washington, D.C., becomes property of Smithsonian
Nov. 22 Columbia (OV-102) transferred from Orbiter Processing Facility to Vehicle Assembly Building for mating, KSC
Nov. 22 Discovery (OV-103) transferred from Vehicle Assembly Building to Orbiter Processing Facility, KSC
Nov. 26 Conduct 61-B, second flight of Atlantis (OV-104), launch KSC, land Edwards AFB, Calif., concrete Runway 22, Dec. 3, 144 hours (6 days), 21 hours, 4 minutes, 49 seconds
Dec. Structural spare midfuselage on dock Palmdale for storage
Dec. 1 Columbia (OV-102) mated 61-C, transported from Vehicle Assembly Building to Launch Complex 39-A, KSC
Dec. 7 Ferry flight, Atlantis (OV-104) from Edwards AFB, Calif., to Kelly AFB, Texas, to KSC
Dec. 8 Discovery (OV-103) transferred from Orbiter Processing Facility to Vehicle Assembly Building, KSC, for modification period
Dec. 8 Atlantis (OV-104) in Orbiter Processing Facility, KSC
Dec. 16 Challenger (OV-099), rollover from Orbiter Processing Facility to Vehicle Assembly Building, KSC
Dec. 19 Conduct 61-C, seventh flight of Columbia (OV-102), launch scrubbed at T-13 seconds due to right-hand SRB auxiliary power unit turbine system B overspeed
Dec. 22 Challenger (OV-099), mated 51-L, transported from Vehicle Assembly Building to Launch Complex 39-B, KSC
Jan. 5 Discovery (OV-103) transported from Vehicle Assembly Building to Orbiter Processing Facility, KSC
Jan. 6 Conduct 61-C, seventh flight of Columbia (OV-102), launch scrubbed at T-31 seconds due to a launch facility liquid oxygen replenish valve problem
Jan. 7 Conduct 61-C, seventh flight of Columbia (OV-102), launch scrubbed at T-9 minute hold due to adverse weather conditions at both transatlantic abort sites
Jan. 10. Conduct 61-C, seventh flight of Columbia (OV-102), launch scrubbed at T-9 minute hold due to adverse weather conditions at KSC
Jan. 12 Conduct 61-C, seventh flight of Columbia (OV-102), launch KSC, land concrete Runway 22, Edwards AFB, Calif., Jan. 18, night landing, 144 hours (6 days), 2 hours, 3 minutes, 51 seconds
Jan. 16 Discovery (OV-103) transported from Orbiter Processing Facility to Vehicle Assembly Building, KSC
Jan. 19 Discovery (OV-103) transported from Vehicle Assembly Building to Orbiter Processing Facility, KSC
Jan. 22 Ferry flight, Columbia (OV-102) from Edwards AFB, Calif., to Davis-Monthan AFB, Ariz., to Kelly AFB, Texas
Jan. 23 Ferry flight, Columbia (OV-102) from Kelly AFB, Texas, to Eglin AFB, Fla., to KSC
Jan. 23 Discovery (OV-103) transported from Orbiter Processing Facility to Vehicle Assembly Building, KSC
Jan. 23 Columbia (OV-102) at Orbiter Processing Facility, KSC
Jan. 27 Conduct 51-L, tenth flight of Challenger (OV-099) launch KSC, first launch of space shuttle from Launch Complex 39-B, launch scrubbed at T-9 minute hold due to unacceptable crosswind conditions at KSC runway in the event of a return-to-launch-site abort
Jan. 28 Conduct 51-L, tenth flight of Challenger (OV-099), launch KSC, first launch of space shuttle from Launch Complex 39-B, loss of vehicle and flight crew
March 17 Atlantis (OV-104) rollover from Orbiter Processing Facility to transfer aisle of Vehicle Assembly Building for short-term storage, KSC
April 1 Discovery (OV-103) rollover from High Bay 2 of Vehicle Assembly Building to Orbiter Processing Facility, KSC
April 10 Discovery (OV-103) rollover from Orbiter Processing Facility to High Bay 2 of Vehicle Assembly Building, KSC
April 10 Altantis (OV-104) rollover from transfer aisle of Vehicle Assembly Building to Orbiter Processing Facility, KSC
May 20 Atlantis (OV-104) rollover from Orbiter Processing Facility to Vehicle Assembly Building High Bay 2, KSC
May 20 Discovery (OV-103) rollover from Vehicle Assembly Building High Bay 2 to Orbiter Processing Facility, KSC
June 4 Discovery (OV-103) rollover from Orbiter Processing Facility to High Bay 2 of the Vehicle Assembly Building, KSC
June 24 Columbia (OV-102) transferred from Bay 1 to Bay 2 of the Orbiter Processing Facility, KSC
June 26 Discovery (OV-103) rollover from the Vehicle Assembly Building to Bay 1 of the Orbiter Processing Facility, KSC
July Structural spare vertical stabilizer (rudder/speed brake) on dock Palmdale for storage
Sept. 17 Discovery (OV-103) rollover from Bay 1 of the Orbiter Processing Facility to High Bay 2 of the Vehicle Assembly Building, KSC
Oct. 9 Transfer of Atlantis (OV-104) mated, minus SSMEs, from the Vehicle Assembly Building to Launch Complex 39-B for weather protection fit checks, payload bay operations, SRB flight readiness test, terminal countdown demonstration test, and emergency egress simulation, KSC
Oct. 30 Transfer of Discovery (OV-103) from High Bay 2 of the Vehicle Assembly Building to Bay 1 of the Orbiter Processing Facility for modifications, KSC
Nov. 22 Transfer of Atlantis (OV-104) mated from Launch Complex 39-B to Vehicle Assembly Building, KSC
March 20 Transfer of Atlantis (OV-104) from Vehicle Assembly Building to Bay 2 of the Orbiter Processing Facility, KSC
July 31 NASA awards contract to Rockwell to build replacement orbiter (OV-105) using structural spares; authority to proceed.
Aug. 3 Discovery (OV-103) power-up in Orbiter Processing Facility Bay 1 for modification retest
Aug. 3 Start Palmdale facility activation/training
Sept. 9 Transfer of Columbia (OV-102) from High Bay 2 of Vehicle Assembly Building to Orbiter Maintenance and Refurbishment Facility for modifications, KSC
Sept. 14 Start system fabrication, assembly and initial system installation, body flap, OV-105, Palmdale
Sept. 28 Start system fabrication, assembly and initial system installation, OV-105
Sept. 28 Start system fabrication, assembly and initial system installation, crew module, OV-105
Oct. 19 Start system fabrication, assembly and initial system installation, midfuselage, OV-105, Palmdale
Nov. 30 Start system fabrication, assembly and initial system installation, vertical stabilizer, OV-105, Palmdale
Dec. 9 Atlantis (OV-104) power-up in Orbiter Processing Facility Bay 2 for modification retest
Dec. 22 Wings on dock Palmdale, OV-105
Jan. 11 Start system fabrication, assembly and initial system installation, forward RCS, OV-105, Downey
Jan. 11 Start system fabrication, assembly and initial system installation, lower forward fuselage, OV-105, Downey
Jan. 15 Space shuttle main engine No. 2 on dock KSC for Discovery (OV-103)
Jan. 21 Space shuttle main engine No. 3 on dock KSC for Discovery (OV-103)
Jan. 26 Right-hand OMS/RCS pod transported from the Hypergolic Maintenance and Checkout Facility to the Orbiter Processing Facility at KSC for installation on Discovery (OV-103)
Jan. 29 Left-hand OMS/RCS pod transported from the Hypergolic Maintenance and Checkout Facility to the Orbiter Processing Facility at KSC for installation on Discovery (OV-103)
Feb. 8 Forward RCS transported from the Hypergolic Maintenance and Checkout Facility to the Orbiter Processing Facility at KSC for installation on Discovery (OV-103)
Feb. 15 Right-hand OMS/RCS pod for OV-105 on dock Palmdale (install as much thermal protection system as possible; otherwise, pod would remain at McDonnell Douglas, St. Louis, Mo., for a year awaiting hardware)
Feb. 22 Left-hand OMS/RCS pod for OV-105 on dock Palmdale (install as much thermal protection system as possible; otherwise, pod would remain at McDonnell Douglas, St. Louis, Mo., for a year awaiting hardware)
Feb. 29 Start final assembly and closeout system installation of wings to midfuselage, OV-105, Palmdale
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