GSCT-3 Summary for Test Day 5 (Sep 15) - FOT testing began at 12:58 (all times GMT) and concluded at 22:56. - UVCS TSTOL and dedicated NRT testing were completed today. The FOT also completed some EPSS functions. Procedures completed today were: -- O-3.5.1 Power ON UVCS A-side -- O-3.5.2 Activate UVCS software -- O-3.5.3 Transition to SAFE mode -- O-3.5.4 Power OFF UVCS A-side -- O-3.5.5 Power ON UVCS B-side -- O-3.5.6 Operation of UVCS redundant side -- O-3.5.8 Operation of UVCS prime side -- P-2.1 Battery 1 manual charge maintenance -- P-2.2 Battery 1 manual end-of-charge setting -- P-2.3 BDR11 oscillating failure check -- P-2.4 BDR21 oscillating failure check -- P-2.5 Kevlar cutter 1 relay ON failure check - ESR triggering and recovery will be tested on day 6. On day 7 activities will include SSR tests, nominal 1.6 hour pass, IIDE, ACU transition, remaining EPSS tests, SSU compare, and clock correlation. - No testing will occur over Saturday and Sunday. Testing will resume as per the nominal schedule on Monday morning.