Tohban Report 11/15/20 - 11/21/20 Tohban Name: Xiaojia Zhang (updated 11/23/20) Dates covered: 11/15/20 - 11/21/20 Note: data is provisional, and may be subject to change Potentially interesting science zones to prioritize for downlink (in addition to those marked below for each science zone): 2020-11-15, around 5-7UT; 2020-11-16, around 7UT; 2020-11-17, around 11-12UT; 2020-11-18, around 13-15UT; 2020-11-19, around 18:30-19:30UT; 2020-11-20, 20-23UT; 2020-11-21, 22-24UT Geomagnetic Activity Overview -------------------------------------------- DAY (2020-11-) AE(max) Dst(min) Kp(max) Notes 15 ~200 ~-6 2 Quiet day 16 ~200 ~0 0 Quiet day 17 ~400 ~-2 1 A weak substorm 18 ~200 ~-5 1 A weak substorm 19 ~500 ~0 3 A major substorm 20 ~700 ~-22 3 Prolonged AE activation, with many weak/major substorms 21 ~900 ~-10 2 High AE values during the later half of the day, with three major substorms ELFIN Data Collection and Notes ------------------------------- Flags: ! = High Priority DL [operators will downlink at first available pass] * = Interesting Collection [operators will prioritize filling in gaps over typical collections, i.e. gaps will be filled in] # = Typical Collection [further downlink will only occur if onboard interesting data is gapless, i.e. gaps unlikely to be filled in] G = Too many gaps, need more data to judge B = Bad data [indicates something wrong with instruments, not availability status] T = Test data [indicates data is no good for science, elaborate on test conditions in notes] Zones: NA: North Ascending ND: North Descending SD: South Descending SA: South Ascending ELFIN A --------------------------------------------------------------------------------------------------- Science Zone Start Science Zone Stop Zone Completeness notes DL Completeness Flag Science Notes 2020-11-15 01:50:13 2020-11-15 01:56:22 SA No gaps 126/130 # Regularly-populated plasma sheet and outer belt 2020-11-15 08:03:11 2020-11-15 08:09:20 SA Multiple big gaps 65/130 ! Currently too many gaps, but in conjunction with THEMIS-captured EMIC waves (~5-7UT) 2020-11-15 09:35:34 2020-11-15 09:41:45 SA Two big gaps 91/131 # Regularly-populated plasma sheet and outer belt 2020-11-15 15:47:08 2020-11-15 15:53:05 SA Three big gaps 99/126 # Regularly-populated plasma sheet and outer belt 2020-11-15 18:53:52 2020-11-15 19:00:03 SA Two big gaps 80/131 # Regularly-populated plasma sheet and outer belt 2020-11-20 01:46:12 2020-11-20 01:52:22 SA One big gap 114/132 # Regularly-populated plasma sheet and outer belt 2020-11-20 04:53:42 2020-11-20 04:59:49 SA No gaps 126/131 # Regularly-populated plasma sheet and outer belt 2020-11-20 07:58:59 2020-11-20 08:05:08 SA Multiple data gaps 83/131 G Seems regularly-populated plasma sheet and outer belt 2020-11-20 11:03:56 2020-11-20 11:10:06 SA Multiple data gaps 112/132 * Interesting MeV electron precipitation 2020-11-20 14:09:48 2020-11-20 14:15:57 SA Multiple data gaps 87/131 G Seems regularly-populated plasma sheet and outer belt 2020-11-20 17:16:17 2020-11-20 17:22:28 SA One big data gap 113/132 * Interesting MeV electron precipitation 2020-11-20 23:32:40 2020-11-20 23:38:36 SA Three big data gaps 70/127 ! Currently too many gaps, but in conjunction with THEMIS-captured EMIC waves (~20-23UT) 2020-11-21 01:07:30 2020-11-21 01:13:39 SA No gaps 128/131 * Interesting 10s of keV electron precipitation 2020-11-21 02:41:51 2020-11-21 02:47:47 SA One big data gap 92/127 # Regularly-populated plasma sheet and outer belt 2020-11-21 04:15:31 2020-11-21 04:21:46 SA Multiple data gaps 100/133 # Regularly-populated plasma sheet and outer belt 2020-11-21 08:53:30 2020-11-21 08:59:41 SA Two data gaps 107/132 * Interesting MeV electron precipitation 2020-11-21 15:04:47 2020-11-21 15:10:51 SA No gaps 120/130 * Interesting MeV electron precipitation 2020-11-21 21:19:02 2020-11-21 21:24:58 SA One big data gap 110/127 ! In conjunction with THEMIS-captured EMIC waves, but no MeV precipitation ELFIN B --------------------------------------------------------------------------------------------------- Science Zone Start Science Zone Stop Zone Completeness notes DL Completeness Flag Science Notes 2020-11-15 03:41:32 2020-11-15 03:47:28 NA One data gap 112/125 # Regularly-populated plasma sheet and outer belt 2020-11-15 06:47:43 2020-11-15 06:53:54 NA Two big data gaps 99/130 # Regularly-populated plasma sheet and outer belt 2020-11-15 08:20:25 2020-11-15 08:26:36 NA Three data gaps 111/130 ! Currently too many gaps, but in conjunction with THEMIS-captured EMIC waves (~5-7UT) 2020-11-15 09:52:56 2020-11-15 09:59:03 NA No gaps 125/129 # Regularly-populated plasma sheet and outer belt 2020-11-15 12:58:04 2020-11-15 13:04:15 NA One data gap 120/130 # Regularly-populated plasma sheet and outer belt 2020-11-15 16:04:26 2020-11-15 16:10:37 NA Multiple data gaps 95/130 * Interesting MeV electron precipitation 2020-11-15 22:21:37 2020-11-15 22:27:49 NA One data gap 122/131 # Regularly-populated plasma sheet and outer belt 2020-11-20 05:11:51 2020-11-20 05:18:03 NA No gaps 130/133 # Regularly-populated plasma sheet and outer belt 2020-11-20 08:17:27 2020-11-20 08:23:37 NA No gaps 129/132 * Interesting 10s of keV electron precipitation 2020-11-20 11:22:27 2020-11-20 11:28:38 NA No gaps 129/133 * Interesting 10s of keV electron precipitation 2020-11-20 14:28:06 2020-11-20 14:34:02 NA One big data gap 82/127 G Seems regularly-populated plasma sheet and outer belt 2020-11-20 20:44:18 2020-11-20 20:50:14 NA Three big data gaps 73/127 ! Currently too many gaps, but in conjunction with THEMIS-captured EMIC waves (~20-23UT) 2020-11-20 22:18:47 2020-11-20 22:24:58 NA Multiple data gaps 98/133 ! In conjunction with THEMIS-captured EMIC waves, but no MeV precipitation 2020-11-20 23:53:03 2020-11-20 23:59:13 NA Multiple data gaps 77/132 ! Currently too many gaps, but in conjunction with THEMIS-captured EMIC waves (~20-23UT) 2020-11-21 04:33:59 2020-11-21 04:40:10 NA Two big data gaps 119/132 # Regularly-populated plasma sheet and outer belt 2020-11-21 06:07:00 2020-11-21 06:13:12 NA Two big data gaps 96/132 G Seems regularly-populated plasma sheet and outer belt 2020-11-21 10:44:48 2020-11-21 10:50:57 NA No gaps 129/131 # Regularly-populated plasma sheet and outer belt 2020-11-21 13:50:13 2020-11-21 13:56:22 NA No gaps 124/131 ! Very strong electron precipitation (<1MeV), in conjunction with ERG-captured chorus waves 2020-11-21 16:57:14 2020-11-21 17:03:26 NA No gaps 129/132 * Interesting <1MeV electron precipitation 2020-11-21 21:40:24 2020-11-21 21:46:33 NA One big data gap 119/131 ! In conjunction with THEMIS-captured EMIC waves, but no MeV precipitation