Tohban Report 11/01/20 - 11/07/20 Tohban Name: Jiang Liu (updated 11/10/20) Dates covered: 11/01/20 - 11/07/20 Note: data is provisional, and may be subject to change Geomagnetic Activity Overivew -------------------------------------------- DAY (2020-11-) AE(max) Dst(min) Kp(max) Notes 01 ~900 ~-25 3 Three major substorms 02 ~200 ~-15 1 AE activations near the end of the day 03 ~250 ~-10 2 Two substorms 04 ~180 ~-7 1 Quasi-periodic AE activations 05 ~250 ~-5 2 Three weak substorms 06 ~450 ~-7 3 Prolonged AE activation, with two major substorms and one weak substorm 07 ~1200 ~-15 3 High AE values during the first half of the day 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 2020-11-01 03:31:00 2020-11-01 03:36:55 NA No gaps 100% # Well-populated outer belt 2020-11-01 06:37:10 2020-11-01 06:43:15 NA No gaps 100% # Well-populated outer belt, with a boundary of flux difference at L = ~5 2020-11-01 09:42:50 2020-11-01 09:48:20 NA Intermittent gaps ~90% * Regularly-populated outer belt; Several precipitation events in the plasma sheet. 2020-11-01 11:15:10 2020-11-01 11:21:05 NA No gaps 100% * Regularly-populated outer belt; Several precipitation events in the plasma sheet. 2020-11-01 12:47:50 2020-11-01 12:53:50 NA No gaps 100% * Regularly-populated outer belt; Several precipitation events in the plasma sheet. 2020-11-01 17:27:40 2020-11-01 17:33:10 NA No gaps 100% # A glimpse of the inner belt, Well-populated outer belt; Precipitations in the plasma sheet. 2020-11-01 22:10:25 2020-11-01 22:16:15 NA Several gaps ~85% # Well-populated outer belt; Precipitations in the plasma sheet. 2020-11-02 04:26:45 2020-11-02 04:32:00 NA Two medium gaps ~95% # Well-populated outer belt; Precipitations in the plasma sheet. 2020-11-02 07:32:30 2020-11-02 07:38:10 NA Many gaps ~50% # A glimpse of the inner belt, Well-populated outer belt; Precipitations in the plasma sheet. 2020-11-02 10:37:35 2020-11-01 10:43:00 NA No gaps 100% # Regularly-populated inner and outer belts. 2020-11-02 12:10:00 2020-11-02 12:16:00 NA Six medium gaps ~80% # No inner belt; regularly-populated outer belt. 2020-11-02 13:43:55 2020-11-02 13:48:30 NA Several medium and large gaps ~80% * No inner belt; very small outer belt; weak precipitation from plasma sheet. 2020-11-02 15:16:30 2020-11-02 15:18:40 NA No gaps 100% # Well-populated inner belt. 2020-11-07 02:17:05 2020-11-07 02:21:05 SA Two medium gaps ~85% # Well-populated plasma sheet ahd outer belt. 2020-11-07 05:22:05 2020-11-07 05:28:45 SA 6 medium and 2 large gaps ~65% # Well-populated plasma sheet and outer belt. 2020-11-07 06:55:30 2020-11-07 07:01:30 SA 4 medium and 2 small gaps ~85% # Well-populated plasma sheet and outer and inner belts. 2020-11-07 10:00:10 2020-11-07 10:06:10 SA 2 small gaps ~95% * Regularly-populated plasma sheet; Several injection events in the plasma sheet. Looks like the lowest energies have threshold problem. 2020-11-07 14:38:50 2020-11-07 14:44:55 SA No gaps 100% # Well-populated plasma sheet and inner and outer belts. 2020-11-07 17:45:20 2020-11-07 17:51:10 SA 4 medium gaps ~85% # Regular-populated plasma sheet and inner and outer belts. 2020-11-07 20:52:30 2020-11-07 20:58:20 SA 4 medium gaps ~85% # Well-populated plasma sheet and inner and outer belts. Looks like the lowest energies have threshold problem. ELFIN B --------------------------------------------------------------------------------------------------- Science Zone Start Science Zone Stop Zone Completeness notes DL Completeness Flag Science Notes 2020-11-01 00:03:00 2020-11-01 00:09:00 NA No gaps 100% # Regularly-populated inner belt; Well-populated outer belt. 2020-11-01 06:17:30 2020-11-01 06:23:20 NA Two medium gaps ~95% * Regularly-populated inner belt and plasma sheet with a strong flux peak. 2020-11-01 09:23:00 2020-11-01 09:29:00 NA Two medium gaps ~95% * Several strong precipitation events in the plasma sheet. 2020-11-01 12:28:00 2020-11-01 12:34:00 NA Three small gaps ~98% * Well-populated outer belt; Strong precipitation events in the plasma sheet. 2020-11-01 17:07:30 2020-11-01 17:13:25 NA Two medium gaps ~95% * Well-populated outer belt; Many strong precipitation events in the plasma sheet. 2020-11-01 23:24:55 2020-11-01 23:30:50 NA No gaps 100% * Well-populated outer belt; Several strong precipitation events in the plasma sheet. 2020-11-02 04:06:45 2020-11-02 04:12:30 NA No gaps 100% # Well-populated outer belt; Precipitation events in the plasma sheet. 2020-11-02 07:12:55 2020-11-02 07:18:45 NA Four medium gaps ~90% # Well-populated outer belt; Precipitation in the plasma sheet. 2020-11-02 10:18:05 2020-11-02 10:24:00 NA 4 medium and 2 large gaps ~70% # Regularly-populated outer belt. 2020-11-02 13:23:10 2020-11-02 13:28:55 NA 3 medium gaps ~85% # Regularly-populated outer belt and plasma sheet. 2020-11-02 14:56:15 2020-11-02 15:02:05 NA 2 medium and 2 large gaps ~65% # Regularly-populated outer belt. 2020-11-02 16:29:40 2020-11-02 16:35:25 NA 2 small gaps ~96% * Regularly-populated inner and outer belts; Many precipitation events in the plasma sheet. 2020-11-02 21:13:40 2020-11-02 21:18:10 NA No gaps 100% # Regularly-populated inner and outer belts and plasma sheet with precipitation. 2020-11-03 03:28:50 2020-11-03 03:34:30 NA Many medium and 2 small gaps ~50% # Well-populated outer belt and plasma sheet with precipitation. 2020-11-03 06:35:30 2020-11-03 06:41:10 NA Many medium and 2 small gaps ~50% # Regularly-populated outer belt and plasma sheet. 2020-11-03 09:40:55 2020-11-03 09:46:45 NA 6 medium gaps ~75% # Regularly-populated outer belt and plasma sheet. 2020-11-03 12:45:45 2020-11-03 12:51:30 NA Many medium gaps ~65% # Regularly-populated outer belt and plasma sheet. 2020-11-03 15:52:05 2020-11-03 15:57:45 NA Many medium gaps ~60% * Regularly-populated outer belt; many precipitation events in the plasma sheet. 2020-11-03 17:25:30 2020-11-03 17:30:55 NA Many small to medium gaps ~68% * Regularly-populated inner and outer belts; several precipitation events in the plasma sheet. 2020-11-03 22:08:40 2020-11-03 22:14:25 NA Many small to medium gaps ~60% # Regularly-populated inner and outer belts and plasma sheet. 2020-11-04 04:25:50 2020-11-04 04:29:40 NA large gaps ~40% # Regularly-populated outer belts.