====================================================================== Tohban report: 8/05 - 8/18 Awaiting complete datadownlink for 8/19 ====================================================================== Data quality ============= FGM: 8/05-11 No gaps 8/12-13 only missing THE from cold restart 8/15 0900-1200 fgl data gap THC 1220-1340 fgl data gap THD 1200-? fgl data gap THE (fgl data looks strange for 14-17th) 8/16-8/18 No gaps ESA: 8/05 Burst: Missed both PB for THA at MP crossing (0820 UT) 8/06 Burst: Missed both PB for THA at 1st MP crossing (0220-0330) but got both at the 2nd MP crossing 8/07 Burst: Missing THC data for MP crossing (0940-1010) 8/08 Burst: Missing THC data (at 1700 and 1800) 8/09 Burst: 0200 Missing THC PB burst 0620 UT Missing THC PB, THD started but then stopped 0720 UT Missing THC PB 8/10 Burst: 0015-1030 Missing THC PB 0600 We have THC PB again 1300-1500 Missing THD PB 8/11 Burst: 0740-0850 Missing one THC & THD PB 1600-onward THA is missing data 2110-2220 Missing THD & THE PB 8/12 Burst: 1500-1700 Missed 1st THC PB, Missing both THD PB, THE Missing due to cold restart 8/13 Burst: 0430 Missed THC (1 of 3) 0530 Missed THD (1 of 2) 0430-0530 Missing THE (due to cold restart) 2220 THE is back online but THD is missing both PB (2 of 2) 2320 Missing THC (1 of 3) 8/14 Burst: THC missed both single PBs that should have occurred around 0400 and 0800 1150 & 1250 Missed all THC and TD (3 of 3 and 2 of 2, resp.) 8/15 Burst: 0540-0640 Missed all THC (3 of 3) & one THD (1 of 2) 1910 Missed D (1 of 2) 0800-1200 THC Data Gap: 0800-0950 FS gap 0950-1040 SS gap 1040-1140 FS gap 1140-1200 SS gap 1210-1345 THD Data Gap: 1210-1345 SS gap 8/16 1300 Missed THC (1 of 3) and THD (1 of 2) 8/17 Burst: 0230 Missed THD (2 of 2) & THE (1 of 2) 8/18 Burst: 0430 Missed THC rad belt (1 of 1) 0950-1055 Missed THC (3 of 3) SST: 8/05-11 No gaps 8/12-8/13 Only missing THE from cold restart 8/14-8/17 No gaps 8/18 0130-0530 data gap for THD? Points of Interest ================== ESA: 8/07 ~0940-0944 PB shows THD entering MS "bubble" (Fluctuation in boundary?) 8/07 1040-1044 Captured magnetopause crossing in PB on THD, THE at 1041UT, THB at 1034UT 8/09 THD started PB but then stopped immediately 8/10 0120-0125 Captured MP crossing in PB on THD & THE 8/11 ~0740-0850 THC catches MP crossing (?) 8/12 1500 THC catches bubble of high energy, THD catches beginning before PB ends 8/13 2220 THA catches MP crossing 8/15 0640 THD & THE catch MP crossing 1910 THA & THE 2010 THA catches MP crossing 8/16 1300 THB Just catching crossing 1400 THC Just catching activity 8/17 0300 THC catches MP crossing--"energy bubbles" 0330 THE catches interesting 2020 THB catches MP crossing 8/18 1050 THD & THE catch MP crossing SST: 8/14 THD looks weird FlatSat: 8/16 Random density trigger around 2200 UT (THF) Instrument Ops ============== 8/10 (DOY 223): Trigger code was uploaded to THA: Some good results, some missed triggers, some false triggers (See attached Word Doc or ppt) Examples: False triggers: 8/10 1300 UT 8/11 1430 UT, 1511 UT, 1527UT, 2147 UT, 2220 UT Missed triggers: 8/11 1636 UT, 1638 UT, 1640 UT, 1652 UT New set of ATS's uploaded to cover DOY 225-232 (Aug 13-20); same as before (12 hours FS for THC and 7 hours FS for A,B,D,E) 8/10 (DOY 223) 23:05:07 UTC: Cold reset of THE 8/11 (DOY 224) 21:30:00 - 22:18:00: A "Cold Reset without Clear" restored the operational status Data loss on THEMIS E was approximately 50.5 hours, from DOY 223 16:15:00 (end of last data dump prior to cold reset) until DOY 225 (8-12) 18:45:00 (completion of recovery). 8/14 (DOY 227) THE had a 1.5 sec time offset from the cold restart that was corrected at ~1930 UT at apogee. Please note when looking at data for this day. 8/16 (DOY 229) Request to change the packet rates for efi and fgm to allow for full cadence of moment data 8/16-8/17 (DOY 229-230) FlatSat trigger test 8/20 Request to enable the dNI trigger collection for both Particle Burst and Wave Burst for THA. (Has been tested on FlatSat.