August 2003 1 August HUS Heater tests - 213.17:25:27 to 213.17:29:43 SCET. (HUS Heat OFF 64s, 3 x ON/OFF with 32s interval, heat ON.) GRU CR #773: New program reload seq 1-6 - 213.17:26 SCET. 213.21:15-21:29 13m realtime 4096bps plus 1h 22m playback 512bps data lost at (213.08:31-09:53) DSS14 due to antenna pointing problems. Antenna conscan had been used earlier to try to improve signal. DR N101249 refers. 2 August GRU reset command (anomaly ULY059 refers) - 214.01:08 SCET. 214.15:08-15:26 10m realtime 512bps plus 8m realtime 1024bps data lost at DSS14 due to problems with Antenna Pointing Assembly (APA) at AOS. DR G103116 refers. 3 August Earth pointing manoeuvre w/power save - 215.16.21 SCET. 4 August Routine operations 5 August Routine operations 6 August STO1 Calibration - 218.15:52 SCET. Earth pointing manoeuvre w/power save - 218.13.41 SCET. 7 August HUS Heater tests - 219.15:24:59 to 219.15:35:07 SCET. (HUS Heat OFF 64s, 8 x ON/OFF with 32s interval, heat ON.) SIM HET Calibration - 219.14:10 SCET. (calibration performed at incorrect bitrate of 512bps, will repeat on DOY 222 at 1024bps) 219.18:49-19:15 Intermittent bad data. 16m 1024bps real-time data lost due to RNS swap at DSS-24. DR G103157 refers. 8 August Routine operations 220.15:47-15:49 2m real-time 1024bps data loss and 12m 512bps data lost due to an (219.00:15-00:27) unexplained data hit during 4k playback. No DR raised. 9 August Earth pointing manoeuvre w/power save - 221.08:30 SCET. 10 August GRU CR#772: Program reload, version 4 - 222.08:20 SCET. SIM HET Calibration - 222.09:00 SCET. 11 August GRU CR #773: New program reload seq 1-6 - 223.09:30 SCET. GRU reset command (anomaly ULY059 refers) - 223.17:05 SCET. 12 August Earth pointing manoeuvre w/power save - 224.08:00 SCET. GRU Program reload, version 3 (ULY059 refers) - 224.10:00 SCET. GRU Program activation (ULY059 refers) - 224.17:20 SCET. 13 August HED Calibration - 225.15:00 SCET. GRU HV Level 0 - cancelled due to uplink failure at DSS-14. 225.17:32-19:08 1h36m 1024bps real-time and 7h1m 512bps playback data lost due (225.07:11-14:12) to severe communication circuit failure at Goldstone. Downlink restored at DSS-15. DR G103193 refers. 14 August GRU HV Level 0 - cancelled due to uplink failure at DSS-24. 226.17:39-17:51 12m 1024bps real-time data lost due to uplink failure at DSS-24. Feed mirrors not positioned/configured correctly. DR G103200 refers. 226.21:41-22:05 Contingency command window opened at DSS-24 to send DSU commands for DOY 227. Incorrect file transmitted, partial GRU load sent before command aborted. 15 August Routine operations. 16 August Earth pointing manoeuvre w/power save - 228.08.41 SCET. GRU Program reload, version 3 (ULY059 refers) - 228.10:45 SCET. 228.12:08-12:33 25m 1024bps real-time data lost due to long one-way accquisition at DSS-63. DR M101820 refers. 17 August GRU Program activation (ULY059 refers) - 229.20:55 SCET. 18 August Routine operations. 230.07:42-07:48 6m realtime 1024bps data lost due to long 1-way to 2-way acquisition at DSS63. No DR was raised. 19 August Earth pointing manoeuvre w/power save - 231.14.56 SCET. GRU HV Level 0 - 231.12:51 SCET. 231.16:22-16:28 6m realtime 1024bps data lost due to long 1-way to 2-way acquisition at DSS24. No DR was raised. Subreflector problems at DSS24 led to multiple data outages. DR G103227 refers. Outage summary as follows: 231.17:04-17:22 18m realtime 1024 bps data lost. 231.17:49-17:58 9m realtime 1024 bps data lost. 231.18:14-18:25 84% realtime 1024 and 512bps data lost. 20 August GRU Routine Noise Test - postponed until experiment configuration completed. HUS heater test, 96s OFF. HUS Heat OFF - 232.17:09:09 SCET HUS Heat ON - 232.17:10:45 SCET 21 August BAM-E calibration - 233.15:26 SCET. BAM-I calibration - 233.15:36 SCET. 22 August GRU HV Level 1 - 234.17:22 SCET. GRU HV Level 2 - 234.17:26 SCET. GRU HV Level 3 - 234.17:32 SCET. GRU HV Level 4 - 234.17:39 SCET. 23 August Routine operations 24 August Earth pointing manoeuvre w/power save - 236.08.56 SCET. 25 August Routine operations 26 August HED Calibration - 238.14:00 SCET. 238.13:15-16:41 Intermittent data losses due to Receiver & Ranging Processor (RRP2) failures at DSS-14. RRP2 was reset. DR G103264 refers. 27 August Routine operations 28 August Earth pointing manoeuvre w/power save - 240.13.51 SCET. 240.20:23-20:32 9m 1024bps real-time and 19m 512bps play-back data lost due to a (240.05:27-05:46) power outage at DSS-26. DR G103273 refers. 29 August Routine operations 30 August Routine operations 31 August 243.19:41-19:44 3m realtime 1024bps plus 29m playback 512bps data degraded by 63% due to (243.09:04-09:33) problems with antenna conscan offsets at DSS14. No DR was raised.