LASCO/EIT Operations Status Daily Reports -- November 2000 ----------------------------- 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) ------------------------------------------------------------------------------- 30-Nov-2000 EIT High Cadence 195A Program, 7 minute cadence FFFRes. SM6 Lasco doors closed for S/C maneuvers. 29-Nov-2000 Spacecraft ESR #15; TM Submode 6 00:19 UT S/C in ESR #15 (Emergency Sun Reaquisition). ESR Flag recieved. Lasco doors closed, LEB idle. Due to ACU reset (Attitude Control Unit) reasons unknown. Telemetry reduced to low rate. No IMAGES. 16:21 UT CRP mode and medium rate TLM restored. S/C rolled 140 deg. 17:00 UT uplinked l_set_lobt (set Lasco time) 17:30 UT EIT begins 7 min high cadence 195A program. Lasco remains closed for roll recovery, momentum management and station keep maneuvers. 28-Nov-2000 (C2-C3-EIT synoptic) TM Submode 6 15:19 UT uplinked l_set_lobt (set Lasco time) 27-Nov-2000 (C2-C3-EIT synoptic) SOHO-259; TM Submode 6 SOHO-259 Kreutz Sungrazing Comet discovered by M. Oates. A very faint comet with no visible tail seen in C2 data only from 06:54 - 09:30 UT. 26-Nov-2000 (C2-C3-EIT synoptic) Colors; TM Submode 6 Weekly C2,C3 deep red filter polarizer sequence taken. Halos continue; 03:30 UT Partial Halo M2.2 X-ray flare. 17:06 UT Halo X4.0 X-ray flare. Protons continue. 25-Nov-2000 (C2-C3-EIT synoptic) Darks,Cals,Colors; TM Submode 6 Weekly C1,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. Halos continue; 01:31 UT Halo M8.2 X-ray flare of AR9240 09:30 UT Halo M3.5 X-ray flare. Protons continue. 19:31 UT Halo X1.9 X-ray flare. 24-Nov-2000 (C2-C3-EIT synoptic) TM Submode 6 16:17 UT uplinked l_set_lobt (set Lasco time) Halo events; 05:30 UT Halo X2.0 X-ray flare. Protons emitted. 15:30 UT Halo X2.3 X-ray flare. 22:06 UT Halo X1.8 X-ray flare. 23-Nov-2000 (C2-C3-EIT synoptic) TM Submode 6 Happy Thanksgiving Day from the Lasco Ops Team. Amazing 'cluster' of Earth directed HALO CMEs begin. 10 HALO events between 11/23-11/26. Violent AR9236. 06:06 UT Halo C5.4 flare/filament eruption. 20:30 UT Halo filament eruption. 22-Nov-2000 (C2-C3-EIT synoptic) TM Submode 6 21-Nov-2000 (C2-C3-EIT synoptic) TM Submode 6 21:10 UT uplinked l_set_lobt (set Lasco time) 20-Nov-2000 (C2-C3-EIT synoptic) TM Submode 6 19-Nov-2000 (C2-C3-EIT synoptic) Colors; TM Submode 6 Weekly C2,C3 deep red filter polarizer sequence taken. 18-Nov-2000 (C2-C3-EIT synoptic) Darks,Cals,Colors; TM Submode 6 Weekly C1,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. 17-Nov-2000 (C2-C3-EIT synoptic) LEONIDS; TM Submode 6 17:17 UT uplinked l_set_lobt (set Lasco time) 17:25-20:15 UT EIT shutterless mode testing. F.Clette in 304A & 195A. Leonids meteor showers peak ~18:00 UT. 20:48 UT C3 image shows Leonids through field. 16-Nov-2000 (C2-C3-EIT synoptic) TM Submode 6 15-Nov-2000 (C2-C3-EIT synoptic) ICAL001; TM Submode 6 16:00-17:23 UT EIT Intercalibration 001 (#6622); CDS only 14-Nov-2000 (C2-C3-EIT synoptic) TM Submode 6 20:22 UT uplinked l_set_lobt (set Lasco time) 13-Nov-2000 (C2-C3-EIT synoptic) TM Submode 5 to 6 17:08 UT uplinked l_set_lobt (set Lasco time) 21:00 UT transition TM Submode 5 to 6 (15.8 kb/sec) 12-Nov-2000 (C2-C3-EIT synoptic) Colors; TM Submode 5 Weekly C2,C3 deep red filter polarizer sequence taken. 11-Nov-2000 (C2-C3-EIT synoptic) Darks,Cals,Colors; TM Submode 5 Weekly C1,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. Proton flux in images returns to moderate levels by 10:00 UT. 10-Nov-2000 (C2-C3-EIT synoptic) REBOOT; JOP132; TM Submode 6 to 5 04:00-18:00 UT No normal Lasco, EIT images executed. LEB annomally. 14:58 UT transition TLM Submode 6 to 5 (7.9 kb/sec) Lasco JOP132 Ulysses-SOHO quadrature campaign, (#6590) Ends at 17:30 UT due to LEB annomally. 18:35-19:30 UT LEB REBOOT. Correcting LEB anomally. 19:16 UT uplinked l_set_lobt (set Lasco time) 20:00 UT synoptic plan resumes. Proton particles still seen in white light images 09-Nov-2000 (C2-C3-EIT synoptic) JOP132; TM Submode 5 to 6 Lasco JOP132 Ulysses-SOHO quadrature campaign, (#6590) 16:52 UT transition TLM Submode 5 to 6 (15.8 kb/sec) 20:48 UT uplinked l_set_lobt (set Lasco time) Proton saturation of images continues. 08-Nov-2000 (C2-C3-EIT synoptic) JOP132; TM Submode 5 Lasco JOP132 Ulysses-SOHO quadrature campaign, (#6590) CME and Flare activity of AR9222, 9218, 9213 caused SEP proton event at 22:00 UT. Lasco CCDs saturated thru 11/09. 07-Nov-2000 (C2-C3-EIT synoptic) JOP132; TM Submode 5 Lasco JOP132 Ulysses-SOHO quadrature campaign, (#6590) 21:25 UT uplinked l_set_lobt (set Lasco time) 06-Nov-2000 (C2-C3-EIT synoptic) JOP132; TM Submode 5 Lasco JOP132 Ulysses-SOHO quadrature campaign, (#6590) 05-Nov-2000 (C2-C3-EIT synoptic) Colors; SOHO-228 TM Submode 5 SOHO-228 Kreutz Sungrazing Comet discovered by D. Biesecker. A very faint comet with no visible long tail seen in C2 data only from 15:26 - 16:30 UT. Lasco JOP132 Ulysses-SOHO quadrature campaign, (#6590) Weekly C2,C3 deep red filter polarizer sequence taken. 04-Nov-2000 (C2-C3-EIT synoptic) Darks,Cals,Colors; SOHO-221; TM Submode 5 SOHO-221 Kreutz Sungrazing Comet discovered by M. Boschat. A faint comet with faint visible tail seen in C3 and C2 data from 11:18-20:50 UT. Lasco JOP132 Ulysses-SOHO quadrature campaign, (#6590) Weekly C1,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. 03-Nov-2000 (C2-C3-EIT synoptic) JOP132; TM Submode 5 Lasco JOP132 Ulysses-SOHO quadrature campaign, (#6590) 20:22 UT uplinked l_set_lobt (set Lasco time) 02-Nov-2000 (C2-C3-EIT synoptic) JOP132; TM Submode 5 Lasco JOP132 Ulysses-SOHO quadrature campaign, (#6590) 01-Nov-2000 (C2-C3-EIT synoptic) JOP132; TM Submode 5 Lasco JOP132 Ulysses-SOHO quadrature campaign, (#6590) C2 pB orange/clear at 6 hr cadence. C3 pB orange/clear 12 hr cadence. Continues till November 12th, 2000.