SOHO DAILY REPORT

Operations Day -- 111/1998 (21 APR 98)
Mission Day 872

SOHO FLIGHT OPERATIONS TEAM, NASA/GSFC
Ref. #:   SH-FOT-DR-980421
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PASS #1 Madrid DSS61   1154 - 1415
PASS #2 Goldstone DSS24  1752 - 2338
PASS #3 Goldstone DSS27  2317 - 112/0326


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

Anomalies:

None

NRT:

None

Activity Summary:

- Dump SSR
- Collect MDI-M (1350 - 1400)
- Collect MDI-H (1400 - 1405)
- SSR SEF Reset
- SSR To Record


Pass #2 Summary
---------------------

Anomalies:

S98-0046  1959  CDS Not Acknowledging OBDH Blocks (no science until 2350)
G98-0379  1912  Subsetting Task Crash on Prime String. Lost Connection with
       State Manager. Swap to backup string. (8 Min NRT lost)
G98-0380  2315  TC Block Sequence Errors 15 Min NRT delay. Station lost I/F
       with the transmitter and excitor.

NRT:

1845 - 2129
2143 - 2320

Activity Summary:

- SSR Dump
- Collect MDI-M (1945 - 2057)
- Collect MDI-H (2057 - 2338)
- Uplink RSL Table
- Uplink Delayed Loads (VIRA80422)
- Transition to Submode 5 @ 1956
- SSR SEF Reset


Pass #3 Summary
---------------------

Anomalies:

G98-0381  112/0129  30 Sec TM Dropout. Recoverable. Reason Unknown.

NRT:

2329 - 0132

Activity Summary:

- Collect MDI-M (2356 - 0308)
- Collect MDI-H (2317 - 2356)
- SSR SEF Reset
- SSR To Record


-- End of Report --