SOHO Daily Meeting Minutes for Monday, 24 September 2001 ANNOUNCEMENTS ------------- * See FOT report below regarding delay in quicklook file arrivals. The problem seems to have been corrected, and the files are now arriving. * Maintenance on the UPS-20 system schedule for today has been cancelled. * Maintenance on the UPS-15 system will be performed on September 27 from 9AM until 4PM. No impact to operations is expected. FOT REPORT ---------- Spacecraft Status: Nominal Spacecraft Anomalies: None Accomplished Activities: DOY 264: SWAN x2, VIRGO, RSL DOY 265: VIRGO DOY 266: VIRGO, MDI, Emergency Record Load, FSM, Noncoho Load Planned Activities: VIRGO, SWAN Upcoming Operations: None Ground Anomalies: 264/0113 All DPS products (VC4 quicklooks, LZP files, and EOF deliverables) failed to be delivered since DOY 264. 265/0001 Command transmission errors delayed the uplink of a SWAN load 24 minutes. 265/0238 Received degraded TLM from 0125 to 0352 due to a LNA failure at D46. Lost data is unrecoverable. 265/1346 Lost TLM from 1346 until 1350 (3 minutes 39 seconds); cause unknown. Lost data in unrecoverable. 265/1352 Received degraded TLM from 1352 to 1354 (2 minutes 14 seconds) due to a line failure at JPL. 266/0232 Transmitter failure at D46 due to a failed coolant pump. Lost command ability, and range data, from 0232 to 0450 (2 hours 18 minutes). Lost unrecoverable TLM from 0231 to 0234 (2 minutes 18 seconds). 266/2006 Lost TLM from 2006 until 2008 (1 in 55 seconds) due to RFI. Lost data is unrecoverable. 266/2136 Lost TLM from 2136 to 2137 (1 minute 22 seconds) due to a SCP failure at D16. Data should be recoverable from the CDR. SOLAR STATUS ------------ 09/21 DOY 264 - 09/24 DOY 267 EIT daily On-Line Solar Status and observations: http://umbra.nascom.nasa.gov/eit/plan/log_form20010924.html LASCO daily On-Line Solar Status and observations: http://lasco-www.nrl.navy.mil/observations/2001/Todays_obs.html INSTRUMENT STATUS ----------------- CDS: Nominal. Full sun scan is running today and may be repeated tomorrow due to sketchy data. Polar plume study plans TBD. CDS plans to do mapping and a sunspot study on active regions in the south. UVCS: Nominal. 24 hour synoptic. Tomorrow: north polar coronal hole study in the north and mini-synoptic. LASCO: Nominal. C2/C3 synoptics. EIT: Nominal. 195 CME watch and synoptics. MDI: Nominal. Full disk magnetograms and dopplergrams. TRACE: Nominal. Observing AR 9620-9621.