Tohban Report 04/18/21 - 04/24/21 Tohban Name: (updated 04/26/2021 by Andrei Runov) Special Notes ------------- Automatic report generated 2021-04-26 19:58:18.377393 (UTC) Note: data is provisional, and may be subject to change Geomagnetic Activity Overview ----------------------------- Day Hour AE (max) AE (sd) DST (min) KP (max) Notes ------------------------------------------------------ 18 0 998 143 -22 3.7 Storm late recovery phase, active 18 3 728 207 -20 3.3 Continuing activity, several hours of AE>500nT 18 6 916 69 -28 3.3 Continuing activity, several hours of AE>500nT 18 9 1398 310 -26 3.7 Substorm activation during SMC, AE peak ~1400 nT 18 12 660 148 -28 2.7 Continuing activity, several hours of AE>500nT 18 15 602 105 -21 2.3 Continuing activity, several hours of AE>200nT 18 18 843 156 -15 3.0 Continuing activity, several hours of AE>200nT 18 21 1038 225 -22 3.7 A set of AE activations, AE max~1100 nT 19 0 842 162 -17 3.7 Continuing activity, AE fluctuates around ~500 nT 19 3 943 189 -25 3.7 Continuing activity, AE fluctuates around ~500 nT, dipolarizations, injections at THEMIS 19 6 849 130 -24 3.0 Continuing activity, dipolarizations, injections at THEMIS 19 9 1293 345 -19 3.7 Substorm, AE peak of 1300 nT at 0900 UT, a dipolarization, strong injection at THEMIS 19 12 508 103 -13 3.0 AE level lovers, BBFs, injections at THEMIS 19 15 453 67 -15 2.7 19 18 1074 200 -20 3.3 AE level elevated, ~1kHz wave excitation at THEMIS 19 21 702 143 -28 3.3 AE level decreased gradually to ~200 nT 20 0 733 115 -10 3.0 Substorm; THEMIS observed very sharp outer RB boundary 20 3 845 232 -9 3.0 Substorm 20 6 450 99 -15 2.3 AE activity level decreased, than increased again after 0600 UT 20 9 757 151 -16 3.0 A set of AE activations, intermittent flows, injections at THEMIS 20 12 340 76 -16 1.3 Activity level decreased 20 15 830 129 -12 2.0 Substorm 20 18 900 204 -14 3.3 Substorm 20 21 649 82 -23 3.0 SMC, ~1kHz wave excitation at THEMIS 21 0 340 82 -18 2.0 21 3 432 136 -11 2.3 21 6 453 93 -12 2.3 Moderate AE activations 21 9 722 141 -8 2.0 Substorm 21 12 517 86 -14 1.7 Substorm, dipolarization, injection at THEMIS 21 15 168 35 -14 0.7 21 18 187 29 -10 0.7 21 21 113 28 -12 1.0 22 0 170 32 -9 1.7 Low activity 22 3 281 45 -4 1.3 22 6 623 91 -1 1.3 22 9 318 79 -4 1.3 22 12 297 86 -2 1.3 22 15 87 8 0 0.0 22 18 57 5 4 0.0 22 21 358 102 -6 2.0 23 0 358 55 -8 3.0 Low activity 23 3 321 51 -3 2.7 23 6 557 72 -3 2.0 23 9 592 177 -1 2.0 AE activation between 0900 and 1100 UT, ~1kHz wave excitation at THEMIS 23 12 151 24 -5 1.0 23 15 830 224 -3 3.0 Substorm between 1600 and 1800 UT, injection at THEMIS 23 18 623 130 3 2.7 23 21 1132 303 -19 4.7 Substorm 24 0 547 124 -12 3.0 Substorm recovery 24 3 577 102 -12 2.7 AE activity level increased, SMC 24 6 585 99 -16 2.0 AE activity level increased, SMC 24 9 961 206 -16 2.0 Substorm 24 12 412 71 -20 1.3 24 15 263 50 -16 1.0 24 18 377 48 -9 1.3 24 21 698 133 -18 2.7 AE activity level increased ELFIN Data Collection and Notes ------------------------------- Flags: * = Extremely Interesting # = Potentially Interesting 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 Outer EPD ----------------- Science Zone Range Zone Completeness Notes DL Completeness Flag Science Notes --------------------------------------------------------------------------------------------------------- 2021-04-18 02:59:46 - 03:05:54 ND 2 large gaps, mainly in end 106/130 = 82% G Pixeleted spectra 2021-04-18 03:51:41 - 03:57:59 SA Cut short 4/133 = 3% 2021-04-18 04:31:51 - 04:38:15 ND 1 small gap, mainly in beginning 130/136 = 96% Regular PS/ORB fluxes 2021-04-18 06:04:29 - 06:10:42 ND 1 small gap, mainly in beginning 128/132 = 97% Regular PS/ORB fluxes 2021-04-18 09:10:22 - 09:16:37 ND 2 small gaps, mainly in beginning 129/133 = 97% Regular PS/ORB fluxes 2021-04-18 13:03:07 - 13:09:28 SA 1 small gap, mainly in beginning 129/135 = 96% # High fluxes, precipitation 2021-04-18 15:30:57 - 15:37:15 ND Cut short 4/134 = 3% 2021-04-18 16:58:23 - 17:04:34 ND 1 large gap, mainly in middle 98/131 = 75% G 2021-04-18 18:33:12 - 18:39:18 ND No significant gaps 130/129 = 101% Regular PS/ORB fluxes 2021-04-18 20:54:47 - 21:00:53 SA 1 small gap, mainly in beginning 128/129 = 99% # High fluxes, presipitation up to MeV 2021-04-18 22:28:23 - 22:34:31 SA No significant gaps 131/130 = 101% Regular PS/ORB fluxes 2021-04-18 23:14:56 - 23:20:59 ND 5 small gaps, mainly in end 111/128 = 87% Regular PS/ORB fluxes 2021-04-19 02:19:59 - 02:26:02 ND No significant gaps 114/129 = 88% Regular PS/ORB fluxes 2021-04-19 03:51:51 - 03:58:13 ND 3 small gaps, mainly in beginning 129/135 = 96% Regular PS/ORB fluxes, precipitation 2021-04-19 05:24:20 - 05:30:40 ND 1 small gap, mainly in beginning 130/135 = 96% Regular PS/ORB fluxes, precipitation 2021-04-19 10:03:03 - 10:09:26 ND 1 large gap, mainly in end 144/136 = 106% G Bad data? Completeness>100% 2021-04-19 11:36:24 - 11:42:30 ND No significant gaps 130/129 = 101% # Precipitation, reflection up to ~MeV 2021-04-19 13:16:08 - 13:22:24 ND Cut short 4/133 = 3% 2021-04-19 14:43:15 - 14:49:22 ND 3 small gaps, mainly in end 160/130 = 123% Regular PS/ORB fluxes, Completeness>100%?! 2021-04-19 16:17:25 - 16:23:34 ND 4 small gaps, mainly in end 159/130 = 122% Completeness>100%?! 2021-04-19 17:52:07 - 17:58:16 ND 1 small gap, mainly in beginning 129/130 = 99% Regular PS/ORB fluxes 2021-04-19 21:47:42 - 21:54:06 SA 2 large gaps, mainly in end 105/136 = 77% Regular PS/ORB fluxes 2021-04-19 23:21:06 - 23:27:16 SA No significant gaps 131/131 = 100% # High fluxes, presipitation up to MeV 2021-04-20 00:53:29 - 00:59:53 SA 1 small gap, mainly in beginning 131/136 = 96% # High fluxes, presipitation up to MeV 2021-04-20 02:25:56 - 02:32:08 SA 1 large gap, mainly in middle 113/132 = 86% Regular PS/ORB fluxes 2021-04-20 03:12:14 - 03:18:23 ND 1 small gap, mainly in beginning 129/131 = 98% Regular PS/ORB fluxes 2021-04-20 04:44:31 - 04:50:43 ND 1 large gap, mainly in beginning 122/132 = 92% # High fluxes, presipitation up to MeV 2021-04-20 06:16:57 - 06:23:20 ND 4 small gaps, mainly in end 137/136 = 101% G Completeness>100%?! 2021-04-20 10:55:58 - 11:02:11 ND 1 small gap, mainly in beginning 129/132 = 98% # High fluxes, presipitation up to MeV 2021-04-20 12:35:35 - 12:41:51 ND Cut short 4/133 = 3% 2021-04-20 15:36:38 - 15:42:44 ND 2 small gaps, mainly in middle 164/130 = 126% B Completeness>100%?! 2021-04-20 17:10:59 - 17:17:24 ND 5 small gaps, mainly in beginning 162/136 = 119% B Completeness>100%?! 2021-04-20 21:54:21 - 22:00:28 ND No significant gaps 130/130 = 100% Regular PS/ORB fluxes 2021-04-20 22:46:33 - 22:52:49 SA Cut short 4/133 = 3% 2021-04-20 23:27:27 - 23:33:35 ND 1 small gap, mainly in beginning 128/130 = 98% Regular PS/ORB fluxes 2021-04-21 02:32:12 - 02:38:22 ND 1 small gap, mainly in beginning 128/130 = 98% Regular PS/ORB fluxes 2021-04-21 03:18:12 - 03:24:31 SA 1 small gap, mainly in beginning 130/133 = 98% Regular PS/ORB fluxes 2021-04-21 04:50:48 - 04:56:52 SA No significant gaps 129/129 = 100% Regular PS/ORB fluxes 2021-04-21 05:37:05 - 05:43:13 ND No significant gaps 130/130 = 100% Regular PS/ORB fluxes 2021-04-21 08:42:44 - 08:48:51 ND 1 small gap, mainly in beginning 129/129 = 100% Regular PS/ORB fluxes 2021-04-21 10:15:40 - 10:21:56 ND 1 small gap, mainly in beginning 129/133 = 97% # High energy precipitation bursts 2021-04-21 13:28:55 - 13:35:10 ND Cut short 4/132 = 3% 2021-04-21 14:55:49 - 15:02:11 ND 2 small gaps, mainly in beginning 129/135 = 96% Regular PS/ORB fluxes 2021-04-21 16:30:03 - 16:36:29 ND 2 small gaps, mainly in beginning 122/136 = 90% Regular PS/ORB fluxes 2021-04-21 18:04:56 - 18:11:12 ND 2 small gaps, mainly in middle/end 115/133 = 86% Regular PS/ORB fluxes 2021-04-21 22:46:59 - 22:53:25 ND 2 small gaps, mainly in beginning 129/136 = 95% Regular PS/ORB fluxes 2021-04-21 23:39:14 - 23:45:33 SA Cut short 4/133 = 3% 2021-04-22 01:05:51 - 01:12:10 SA 7 small gaps, mainly in middle 47/133 = 35% B 2021-04-22 03:24:41 - 03:30:47 ND 2 large gaps, mainly in middle 48/129 = 37% G 2021-04-22 04:56:58 - 05:03:00 ND 6 small gaps, mainly in end 76/127 = 60% G 2021-04-22 07:16:03 - 07:22:03 SA 8 small gaps, mainly in end 62/127 = 49% G 2021-04-22 10:22:04 - 10:28:03 SA 5 small gaps, mainly in middle 66/126 = 52% G 2021-04-22 11:55:15 - 12:01:14 SA 2 large gaps, mainly in middle 87/126 = 69% G Regular PS/ORB fluxes 2021-04-22 12:48:08 - 12:54:26 ND Cut short 1/133 = 1% 2021-04-22 14:15:27 - 14:21:31 ND 2 large gaps, mainly in end 94/128 = 73% Regular PS/ORB fluxes 2021-04-22 15:49:06 - 15:55:32 ND 3 small gaps, mainly in beginning 118/135 = 87% Regular PS/ORB fluxes 2021-04-22 17:24:02 - 17:30:08 ND No significant gaps 129/129 = 100% Regular PS/ORB fluxes 2021-04-22 21:19:46 - 21:26:03 SA 7 small gaps, mainly in beginning 85/132 = 64% G 2021-04-23 00:31:45 - 00:38:00 SA Cut short 3/131 = 2% 2021-04-23 02:44:36 - 02:50:46 ND 2 small gaps, mainly in middle 125/130 = 96% Regular PS/ORB fluxes 2021-04-23 04:16:39 - 04:23:00 ND 1 large gap, mainly in middle 119/134 = 89% Regular PS/ORB fluxes 2021-04-23 05:49:24 - 05:55:31 ND 1 small gap, mainly in beginning 128/129 = 99% Regular PS/ORB fluxes 2021-04-23 09:41:29 - 09:47:40 SA 2 small gaps, mainly in end 124/130 = 95% # High fluxws, high energy precipitations 2021-04-23 11:14:46 - 11:20:48 SA No significant gaps 119/127 = 94% Regular PS/ORB fluxes 2021-04-24 01:18:33 - 01:24:35 SA 2 large gaps, mainly in end 51/128 = 40% G 2021-04-24 03:36:37 - 03:42:55 ND 3 large gaps, mainly in beginning 75/133 = 56% G 2021-04-24 05:09:12 - 05:15:29 ND 8 small gaps, mainly in end 143/133 = 108% B Completeness>100%?! 2021-04-24 07:28:13 - 07:34:23 SA 1 small gap, mainly in beginning 123/131 = 94% # High fluxes, high energy precipitations 2021-04-24 09:53:38 - 09:59:50 ND Cut short 2/132 = 2% 2021-04-24 11:21:02 - 11:27:06 ND 5 small gaps, mainly in beginning 131/129 = 102% B Completeness>100%?! 2021-04-24 13:41:05 - 13:47:08 SA 1 large gap, mainly in beginning 121/129 = 94% Regular PS/ORB fluxes 2021-04-24 15:14:41 - 15:20:52 SA 4 small gaps, mainly in beginning 124/131 = 95% # High fluxws, high energy precipitation 2021-04-24 16:49:19 - 16:55:20 SA 1 small gap, mainly in beginning 84/128 = 66% Minimum L ~ 6.5 2021-04-24 23:05:51 - 23:11:47 SA Cut short 1/126 = 1% ELFIN B Outer EPD ----------------- Science Zone Range Zone Completeness Notes DL Completeness Flag Science Notes -------------------------------------------------------------------------------------------------------------- 2021-04-18 01:14:13 - 01:20:16 SA 7 large gaps, mainly in middle 21/128 = 16% G 2021-04-18 03:32:42 - 03:38:44 ND 4 large gaps, mainly in beginning 47/128 = 37% G 2021-04-18 05:05:07 - 05:11:08 ND 3 small gaps, mainly in beginning 106/127 = 83% Regular PS/ORB fluxes 2021-04-18 09:43:44 - 09:49:47 ND 1 small gap, mainly in beginning 126/128 = 98% Regular PS/ORB fluxes 2021-04-18 11:16:54 - 11:22:57 ND 1 small gap, mainly in middle 127/128 = 99% # High fluxes, high energy precipitations 2021-04-18 14:23:44 - 14:29:46 ND 1 small gap, mainly in end 125/128 = 98% Regular PS/ORB fluxes 2021-04-18 15:57:47 - 16:03:50 ND 3 small gaps, mainly in end 123/128 = 96% Regular PS/ORB fluxes 2021-04-18 17:32:30 - 17:38:29 ND 2 small gaps, mainly in middle 104/127 = 82% G Regular PS/ORB fluxes 2021-04-18 19:54:31 - 20:00:31 SA No significant gaps 126/127 = 99% # High fluxes, high energy precipitations 2021-04-18 21:28:33 - 21:34:32 SA 1 small gap, mainly in middle 120/127 = 94% # High fluxes, high energy precipitations 2021-04-18 23:01:54 - 23:07:55 SA 1 large gap, mainly in middle/end 118/127 = 93% Regular PS/ORB fluxes 2021-04-18 23:48:23 - 23:54:24 ND No significant gaps 127/127 = 100% # High energy precipitation burst 2021-04-19 00:34:40 - 00:40:36 SA 5 large gaps, mainly in beginning 11/125 = 9% G 2021-04-19 02:53:12 - 02:59:08 ND 6 large gaps, mainly in end 22/125 = 18% G 2021-04-19 04:25:33 - 04:31:29 ND 4 large gaps, mainly in middle 38/125 = 30% G 2021-04-19 05:58:07 - 06:04:08 ND 5 large gaps, mainly in beginning 73/127 = 57% G 2021-04-19 09:03:55 - 09:09:56 ND 3 small gaps, mainly in end 108/127 = 85% # High energy PS precipitation 2021-04-19 10:37:03 - 10:43:03 ND 2 large gaps, mainly in end 94/127 = 74% G 2021-04-19 12:56:55 - 13:02:56 SA 3 large gaps, mainly in middle 77/127 = 61% G 2021-04-19 15:17:29 - 15:23:30 ND No significant gaps 127/127 = 100% Regular PS/ORB fluxes 2021-04-19 16:51:58 - 16:57:58 ND No significant gaps 126/127 = 99% Regular PS/ORB fluxes 2021-04-19 18:26:50 - 18:32:52 ND No significant gaps 127/128 = 99% Regular PS/ORB fluxes 2021-04-19 21:35:22 - 21:41:24 ND 1 small gap, mainly in middle 124/128 = 97% Regular PS/ORB fluxes 2021-04-19 23:08:39 - 23:14:39 ND 1 large gap, mainly in middle 118/127 = 93% Regular PS/ORB fluxes 2021-04-22 02:26:45 - 02:32:41 ND 1 large gap, mainly in end 4/126 = 3% G 2021-04-22 03:59:03 - 04:04:59 ND 3 large gaps, mainly in end 9/126 = 7% G 2021-04-22 05:31:34 - 05:37:34 ND 4 large gaps, mainly in middle/end 11/128 = 9% G 2021-04-22 06:17:51 - 06:23:53 SA 2 large gaps, mainly in end 65/128 = 51% G 2021-04-22 07:50:43 - 07:56:39 SA 3 large gaps, mainly in end 91/126 = 72% Regular PS/ORB fluxes 2021-04-22 09:23:45 - 09:29:41 SA 2 large gaps, mainly in middle/end 99/126 = 79% Regular PS/ORB fluxes 2021-04-22 10:10:22 - 10:16:23 ND 1 small gap, mainly in beginning 121/128 = 95% Regular PS/ORB fluxes 2021-04-22 14:50:36 - 14:56:36 ND No significant gaps 127/128 = 99% Regular PS/ORB fluxes 2021-04-22 16:24:56 - 16:30:55 ND No significant gaps 127/127 = 100% Regular PS/ORB fluxes 2021-04-22 17:59:46 - 18:05:48 ND 1 large gap, mainly in end 117/128 = 91% Regular PS/ORB fluxes 2021-04-22 21:08:32 - 21:14:31 ND 4 large gaps, mainly in middle 89/127 = 70% G 2021-04-22 22:41:57 - 22:48:00 ND 2 large gaps, mainly in middle/end 98/128 = 77% Regular PS/ORB fluxes 2021-04-23 01:00:57 - 01:06:53 SA Cut short 2/125 = 2% 2021-04-23 03:19:26 - 03:25:22 ND Cut short 2/125 = 2% 2021-04-23 04:51:51 - 04:57:47 ND 6 large gaps, mainly in end 13/125 = 10% G 2021-04-23 09:30:26 - 09:36:24 ND 5 large gaps, mainly in end 15/126 = 12% G 2021-04-23 10:16:56 - 10:22:52 SA 2 large gaps, mainly in middle 29/125 = 23% G 2021-04-23 11:50:09 - 11:56:05 SA 4 large gaps, mainly in middle 44/125 = 35% G 2021-04-23 13:23:32 - 13:29:28 SA 3 large gaps, mainly in end 33/125 = 26% G 2021-04-23 14:10:23 - 14:16:19 ND 5 small gaps, mainly in middle 82/125 = 66% G Regular PS/ORB fluxes 2021-04-23 15:44:25 - 15:50:24 ND 2 large gaps, mainly in middle 91/126 = 72% Regular PS/ORB fluxes 2021-04-23 17:19:07 - 17:25:09 ND 1 large gap, mainly in end 100/128 = 78% Regular PS/ORB fluxes 2021-04-23 19:41:07 - 19:47:06 SA 2 large gaps, mainly in end 105/127 = 83% Regular PS/ORB fluxes 2021-04-23 22:48:31 - 22:54:32 SA No significant gaps 127/127 = 100% * Very high fluxes, precipitation up to MeV, check for saturation 2021-04-24 01:53:34 - 01:59:30 SA 2 large gaps, mainly in middle/end 3/125 = 2% 2021-04-24 04:12:05 - 04:18:01 ND 2 large gaps, mainly in middle/end 4/125 = 3% 2021-04-24 06:30:57 - 06:36:58 SA 4 large gaps, mainly in middle/end 6/127 = 5% G 2021-04-24 08:50:25 - 08:56:21 ND 8 large gaps, mainly in end 28/125 = 22% G 2021-04-24 12:43:21 - 12:49:21 SA 6 large gaps, mainly in end 23/127 = 18% G 2021-04-24 14:16:54 - 14:22:56 SA 2 large gaps, mainly in middle 84/128 = 66% G High energy precipitation bursts 2021-04-24 15:50:59 - 15:57:02 SA 1 large gap, mainly in beginning/middle 118/128 = 92% Regular PS/ORB fluxes 2021-04-24 18:13:13 - 18:19:12 ND 2 large gaps, mainly in end 110/127 = 87% Regular PS/ORB fluxes 2021-04-24 20:34:49 - 20:40:52 SA 1 small gap, mainly in middle 126/128 = 98% Regular PS/ORB fluxes 2021-04-24 22:55:03 - 23:00:59 ND No significant gaps 72/125 = 58% Regular PS/ORB fluxes ELFIN A Inner EPD ----------------- Science Zone Range Zone Completeness Notes DL Completeness Flag Science Notes --------------------------------------------------------------------------------------------------------- 2021-04-18 03:51:56 - 04:02:03 ISA No significant gaps 54/54 = 100% # L 3.0 - 1.1, high fluxes 2021-04-18 15:31:16 - 15:41:08 IND No significant gaps 53/52 = 102% L 2.7 - 1.2, low fluxes 2021-04-19 01:39:35 - 01:49:39 ISA 1 small gap, mainly in end 54/53 = 102% L 2.8 - 1.2, low fluxes 2021-04-19 13:16:19 - 13:26:24 IND 1 small gap, mainly in beginning 53/54 = 98% L 2.5 - 1.2 2021-04-20 12:35:50 - 12:45:53 IND No significant gaps 54/53 = 102% L 3.0 - 1.2 2021-04-20 22:46:47 - 22:56:51 ISA No significant gaps 54/54 = 100% L 2.5 - 1.2, low fluxes 2021-04-21 13:29:09 - 13:39:15 IND No significant gaps 54/54 = 100% L 2.6 - 1.1, low fluxes 2021-04-21 23:39:34 - 23:49:29 ISA No significant gaps 53/53 = 100% L 2.8 - 1.1 2021-04-22 02:44:22 - 02:54:28 ISA No significant gaps 54/54 = 100% # L 2.6 - 1.2 high fluxes 2021-04-22 12:48:25 - 12:57:46 IND 2 small gaps, mainly in middle/end 40/50 = 80% L 2.5 - 1.2 2021-04-23 00:32:04 - 00:41:58 ISA No significant gaps 41/53 = 77% L 3.0 - 1.1 2021-04-23 13:41:37 - 13:51:37 IND No significant gaps 54/53 = 102% L 2.9 - 1.2 2021-04-24 09:53:43 - 10:03:45 IND 1 small gap, mainly in beginning 50/53 = 94% L 3.0 - 1.1 2021-04-24 21:38:24 - 21:48:29 ISA 1 small gap, mainly in middle 53/54 = 98% L 2.5 - 1.2 ELFIN B Inner EPD -----------------