SOHO DAILY REPORT

Operations Day -- 143/1996 (05/22/96)
Mission Day 173

SOHO FLIGHT OPERATIONS TEAM, NASA/GSFC
Ref. #:   SH-FOT-DR-960522
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PASS #1 Canberra DSS42  05:52:00 07:51:00
PASS #2 Goldstone DSS16  14:17:00 02:00:00
PASS #2 Goldstone DSS12  18:30:00 23:45:00
PASS #3 Goldstone DSS27  00:07:00 03:10:00


Pass #1 Summary
---------------------

Anomalies: 

None

NRT:

None

Activity Summary:

- SSR SEF Counter
- Dump SSR
- Distribute OBT to CELIAS, SWAN
- Min/Max dump, pros B survey
- Dump groups (1)
- Collect MDIM
- State of health monitoring
- SSR to Record


Pass #2 summary
---------------------

Anomalies: 

G-708 143/1651 TM and command drop-out intermittently
G-709 143/1731 TSTOL crash String 2 Workstation 1 with STOL
G-710 143/1808 TM/TC drop-out 

NRT:

15:34 - 17:50 Shared NRT
19:00 - 19:15 MDI

Activity Summary:

- SSR SEF Counter
- Dump SSR
- Update Roll Steering Law table
- Upling VIRGO delayed load VIRA60523
- Dump groups (1, 15)
- Execute operational script 4.4: Experiment and SVM momentum management 
preperation
- Stop SSR dump
- Collect MDIM, MDIH
- Perform burn
- Set RRAD criteria
- Turned off flow control valve A
- Performed star mapping and switched back to HR TM
- Acquired old quide star, switched back to normal AOCS mode, disabled RRAD 


Pass #3 summary
---------------------

Anomalies: 

None

NRT: 

19:00 - 19:15 MDI
20:15   MDI

Activity Summary:

- Momentum management preparation
- Momentum management execution and post event commanding
- NRT for MDI jitter test
- Attitude determination in HR following momentum management


Pass #4 summary
---------------------

Anomalies: 

G-711 23:25 Late acquisition at station

NRT: 

02:43 - 02:58 UVCS, SWAN

Activity Summary:

- Station handover at 02:03
- Powered off gyros
- Turned off cat bed heaters
- Enabled roll steering law
- Cleared pointing flags
- Wnabled SWAN ESR flag
- SSR to record mode



--End of report--