LASCO/EIT Operations Status Daily Reports -- January 2001 ----------------------------- C2-C3-EIT synoptic = EIT 195A 12 minute; C2 20 minute; C3 30 min cadence C2-C3 Daily Polarizer Sequences in Orange Filter Weekly, Dark Cal Images (Sat) C1,C2,C3 at 0 and 60 Sec, EIT at 0 and 3 sec. (Sat) C2,C3 Blue Polarizer Sequence, (Sun) C2,C3 Deep Red Polarizer Sequence (Sat) C2,C3 Color Sequence Images, 2x2 binned (03:00 UT) ------------------------------------------------------------------------------- [Dec 8, 2000 thru Jan 30, 2001 Daily C3 colors for Milky Way] [Jan 19, 2001 thru Feb 16, 2001 Daily EIT cal lamp, 11:00 UT] 31-Jan-2001 (C2-C3-EIT synoptic) TM Submode 6 16:36 UT uplinked l_set_lobt (set Lasco time) Proton flux returns to normal levels. 30-Jan-2001 (C2-C3-EIT synoptic) TM Submode 6 20:33 UT uplinked l_set_lobt (set Lasco time) 29-Jan-2001 (C2-C3-EIT synoptic) TM Submode 6 28-Jan-2001 (C2-C3-EIT synoptic) TM Submode 6 Weekly C2,C3 deep red filter polarizer sequence taken. 16:00 UT Protons seen in White light C2 and C3 images. Results of M3 flare of AR 9313. Proton flux elevated to storm levels. 27-Jan-2001 (C2-C3-EIT synoptic) TM Submode 6 Weekly C2,C3,EIT dark images taken. Weekly EIT calibration lamps x2 taken. Weekly C2,C3 color sequence taken. Weekly C2,C3 blue filter polarizer sequence taken. 26-Jan-2001 (C2-C3-EIT synoptic) TM Submode 6 20:13 UT uplinked l_set_lobt (set Lasco time) 25-Jan-2001 (C2-C3-EIT synoptic) TM Submode 6 24-Jan-2001 (C2-C3-EIT synoptic) SOHO-292; TM Submode 6 SOHO-292 Kreutz Sungrazing Comet discovered by M. Boschat. A fairly bright comet with no visible tail seen in C3 data only from 09:18 - 16:42 UT. 15:00-15:30 UT EIT burn area calibration in 4 wl. 23-Jan-2001 (C2-C3-EIT synoptic) TM Submode 6 22-Jan-2001 (C2-C3-EIT synoptic) TM Submode 6 18:00-18:30 UT S/C CMS testing w/ simulator 20:34 UT uplinked l_set_lobt (set Lasco time) 21-Jan-2001 (C2-C3-EIT synoptic) TM Submode 6 Weekly C2,C3 deep red filter polarizer sequence taken. 20-Jan-2001 (C2-C3-EIT synoptic) TM Submode 6 Weekly C2,C3,EIT dark images taken. Weekly EIT calibration lamps x2 taken. Weekly C2,C3 color sequence taken. Weekly C2,C3 blue filter polarizer sequence taken. 19-Jan-2001 (C2-C3-EIT synoptic) TM Submode 6 11:00 UT EIT DAILY calibration lamp images taken J.Newmark program. Will continue till Feb 16th, 2001. 18-Jan-2001 (EIT synoptic program) Lasco Calibrations; TM Submode 6 18:19 UT uplinked l_set_lobt (set Lasco time) 18:22-22:00 UT Lasco door closed calibrations. C2 cal lamp images orange/clear x10 C3 cal lamp images clear/clear x10 C2 stray light in orange/clear C3 opal cal using manual shutter spinning method. 22:17-22:30 UT Lasco C2 and C3 doors opened. 23:00 UT synoptic program resumes. 17-Jan-2001 EIT High Cadence Program in 195A; Lasco Closed; TM Submode 6 21:06 UT uplinked l_set_lobt (set Lasco time) 21:14 UT EIT begins 12 minute cadence 195A program. 16-Jan-2001 EIT High Cadence Program in 195A; Lasco Closed; TM Submode 6 15-Jan-2001 ESR-16 recovery; TM Submode 6 Medium rate telemetry resumed after ESR-16. 21:56 UT uplinked l_set_lobt (set Lasco time) 22:08 UT EIT begins high cadence program in 195A w/ synoptics. EIT 195A at 7 minute cadence. Lasco doors closed for recovery. 14-Jan-2001 (C2-C3-EIT synoptic) ESR-16; SOHO-282; TM Submode 6 Weekly C2,C3 deep red filter polarizer sequence taken. SOHO-282 Kreutz Sungrazing Comet discovered by M. Boschat. A very faint comet with no visible tail seen in C3 data only from 03:18 - 12:42 UT. 21:02 UT ESR-16 (Emergency Sun Reaquisition) due to ACU (Attitude Control Unit) reset. Cause unknown. Lasco safed/doors closed, by S/C ESR flag. No Images while in ESR low rate data. 13-Jan-2001 (C2-C3-EIT synoptic) TM Submode 6 Weekly C2,C3,EIT dark images taken. Weekly EIT calibration lamps x2 taken. Weekly C2,C3 color sequence taken. Weekly C2,C3 blue filter polarizer sequence taken. 12-Jan-2001 (C2-C3-EIT synoptic) TM Submode 6 20:08 UT uplinked l_set_lobt (set Lasco time) 11-Jan-2001 (C2-C3-EIT synoptic) TM Submode 6 10-Jan-2001 (C2-C3-EIT synoptic) ICAL001; TM Submode 6 15:00-16:20 EIT Intercalibration 001(#6685) CDS only 09-Jan-2001 (C2-C3-EIT synoptic) TM Submode 6 08-Jan-2001 (C2-C3-EIT synoptic) TM Submode 6 15:45 UT uplinked l_set_lobt (set Lasco time) 07-Jan-2001 (C2-C3-EIT synoptic) SOHO-280; TM Submode 6 SOHO-280 Kreutz Sungrazing Comet discovered by M. Boschat. A very faint comet with no visible tail seen in C3 data only from 23:18 - 08:18 UT. Weekly C2,C3 deep red filter polarizer sequence taken. Planet Mercury leaves C3 field of view at the East at 18:00 UT. 06-Jan-2001 (C2-C3-EIT synoptic) TM Submode 6 Weekly C2,C3,EIT dark images taken. Weekly EIT calibration lamps x2 taken. Weekly C2,C3 color sequence taken. Weekly C2,C3 blue filter polarizer sequence taken. 05-Jan-2001 (C2-C3-EIT synoptic) TM Submode 6 04-Jan-2001 (C2-C3-EIT synoptic) TM Submode 6 21:12 UT uplinked l_set_lobt (set Lasco time) 03-Jan-2001 (C2-C3-EIT synoptic) TM Submode 6 02-Jan-2001 (C2-C3-EIT synoptic) TM Submode 6 01-Jan-2001 (C2-C3-EIT synoptic) TM Submode 6 Happy New Years...from the Lasco Ops Team!! Daily C3 colors sequence continues for Milky Way fielding. D.Wang