SOHO Daily Report Operations Day – 070/2003 (11 March 03)

Mission Day 2657

SOHO FLIGHT OPERATIONS TEAM, NASA/GSFC

Ref. #: SH-FOT-DR-030311

PASS #1 Madrid DSS54 0915-1841

PASS #2 Goldstone DSS27 2137-071/0205

PASS #1 Madrid DSS54 0915-1841

Anomalies:

G03-0171 0930 Degraded TM; Cause unknown (550 mins, recov.) DR #N400851

G03-0172 1608 Two wayward commands during CDS NRT (17 min NRT delay) DR #N400852, DR #N400853

NRT:

1529-1747

Activities Summary:

• – SSR Dump
• – Collected MDI-M (0942-0958, 1240-1820)
• – Uplinked delayed loads (VIRA30312, SWA030311101)
• – Reaction Wheel Speed Monitoring Daily Adjustment
• – CRS Drift Estimation Update
• – Uplinked RSL Table
• – Executed CEPAC Contingency Script H-09 (ESU Reset) per OCD# 1764
• – New Guide Star (5.0 mag, slot 3)
• – SSR SEF Reset (x2)
• – SSR Record

PASS #2 Goldstone DSS27 2137-071/0205

Anomalies:

G03-0173 2135 Late AOS due to antenna azimuth drive problem (2 mins, covered by SSR) DR #G102464

G03-0174 2142 Bad timestamps on TM packets; TCA problem (6 mins) DR #G102465

NRT:

None

Activities Summary:

• – SSR Dump
• – Collected MDI-M (2310-0145)
• – Uplinked delayed load (CEL030311301)
• – OBT Distribution to SWAN, CELIAS
• – SSR SEF Reset
• – SSR Record