Tohban Report 07/18/21 - 07/24/21 Tohban Name: Colin Wilkins (updated [2021/7/27]) Special Notes ------------- Abbreviations used: - ORB=Outer Radiation Belt - IRB=Inner Radiation Belt - PS=Plasma Sheet - IB=Isotropic Boundary - prxn=precipitation - LE=low-energy (~500 keV or less) - ME=medium-energy (~500 to 1000 keV) - HE=high-energy (~1 MeV or greater) - SAA=south atlantic anomaly - NS=nightside - DS=dayside - HL=high-latitude Automatic report generated 2021-07-26 19:01:43.120876 (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 75 16 6 0.3 ... 18 3 57 12 1 0.3 ... 18 6 75 15 7 0.3 ... 18 9 132 23 7 1.0 ... 18 12 282 63 8 1.0 ... 18 15 295 78 3 1.0 ... 18 18 92 14 0 0.0 ... 18 21 161 26 3 2.0 ... 19 0 113 21 4 1.7 ... 19 3 415 97 1 2.0 ... 19 6 253 45 5 2.7 ... 19 9 113 23 0 0.7 ... 19 12 189 44 17 1.7 ... 19 15 321 88 8 1.3 ... 19 18 450 131 -1 2.0 ... 19 21 316 67 -5 2.0 ... 20 0 375 97 -4 2.3 ... 20 3 207 37 -3 1.3 ... 20 6 698 209 3 3.0 ... 20 9 474 105 -1 2.0 ... 20 12 132 18 15 1.3 ... 20 15 679 215 10 2.0 AE activations 20 18 920 171 -15 3.0 AE activations 20 21 784 123 -20 3.0 AE activations 21 0 491 126 -13 2.3 ... 21 3 391 86 -14 2.0 ... 21 6 110 19 -10 1.0 ... 21 9 396 96 -8 1.3 ... 21 12 472 136 3 2.0 ... 21 15 563 150 -2 2.3 ... 21 18 166 31 -19 0.7 ... 21 21 90 16 -18 0.3 ... 22 0 298 61 -12 1.3 ... 22 3 698 191 -15 2.0 ... 22 6 1016 114 -31 3.3 Minor storm 22 9 1393 230 -34 3.3 Minor storm 22 12 691 116 -27 2.7 Minor storm 22 15 377 55 -19 0.7 ... 22 18 431 123 -26 0.7 ... 22 21 57 12 -21 0.7 ... 23 0 75 14 -15 0.3 ... 23 3 113 25 -10 0.7 ... 23 6 242 46 -13 1.0 ... 23 9 223 45 -14 1.0 ... 23 12 222 45 -5 0.7 ... 23 15 94 23 2 0.7 ... 23 18 125 19 -13 0.7 ... 23 21 208 39 -11 1.3 ... 24 0 94 19 2 0.7 ... 24 3 170 41 -2 1.3 ... 24 6 189 31 -6 1.0 ... 24 9 320 72 -11 1.0 ... 24 12 279 54 -10 0.3 ... 24 15 208 38 -5 0.3 ... 24 18 131 19 -8 0.0 ... 24 21 300 80 -11 1.3 ... 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 -------------------------------------------------------------------------------------------------------------- 2021-07-18 00:38:21 - 00:44:23 SA No significant gaps 129/129 = 100% ... NS ORB with IB evident; some ME/HE flux across IRB--SAA? 2021-07-18 02:10:45 - 02:16:41 SA 1 large gap, mainly in beginning 114/127 = 90% ... Same as above; would be nice to have gaps at start filled (right next to IB) 2021-07-18 03:43:23 - 03:49:23 SA 1 large gap, mainly in beginning 108/128 = 84% ... NS ORB and some IRB; short L-shell coverage? IGRF gives very different prediction than dipole 2021-07-18 07:35:44 - 07:41:47 ND 1 large gap, mainly in end 114/129 = 88% ... DS ORB 2021-07-18 11:29:02 - 11:35:01 SA 1 small gap, mainly in end 124/128 = 97% ... Pre-dawn ORB 2021-07-18 13:50:33 - 13:56:34 ND No significant gaps 128/129 = 99% ... DS quiescent ORB 2021-07-18 16:12:30 - 16:18:34 SA 7 small gaps, mainly in beginning 121/130 = 93% B Bad FGM state; NS ORB 2021-07-18 17:46:33 - 17:52:36 SA No significant gaps 129/129 = 100% ... NS quiescent ORB with apparent IB 2021-07-18 19:19:56 - 19:25:59 SA 1 large gap, mainly in end 119/129 = 92% ... NS ORB with apparent IB 2021-07-18 20:52:40 - 20:58:40 SA 1 large gap, mainly in end 121/128 = 95% ... NS ORB with apparent IB 2021-07-19 01:29:25 - 01:35:21 SA No significant gaps 122/126 = 97% ... NS ORB and IRB with high-latitude LE prxn; HE in IRB--SAA? 2021-07-19 04:34:42 - 04:40:40 SA 14 small gaps, mainly in middle 66/127 = 52% B Bad FGM state 2021-07-19 07:40:39 - 07:46:42 SA No significant gaps 129/128 = 101% ... NS ORB and IRB; IB apparent 2021-07-19 11:34:02 - 11:40:03 ND No significant gaps 128/128 = 100% ... DS ORB; LE prxn at high latitude 2021-07-19 13:55:35 - 14:01:31 SA No significant gaps 122/126 = 97% ... Pre-dawn NS ORB 2021-07-19 15:30:18 - 15:36:21 SA No significant gaps 125/129 = 97% ... Quiescent NS ORB with apparent IB (low-flux) 2021-07-19 17:04:36 - 17:10:37 SA No significant gaps 128/128 = 100% ... Quiescent NS ORB with apparent IB; other LE prxn possible 2021-07-19 18:38:15 - 18:44:15 SA 1 large gap, mainly in middle/end 111/127 = 87% ... Same as above 2021-07-19 20:11:15 - 20:17:18 SA 1 large gap, mainly in middle/end 101/129 = 78% G NS ORB; gaps in key areas 2021-07-19 21:43:44 - 21:49:45 SA 2 large gaps, mainly in middle/end 100/128 = 78% G NS ORB; gaps in key areas 2021-07-19 23:15:55 - 23:21:56 SA No significant gaps 128/128 = 100% # NS ORB with interesting banded IB structure; possible waves? 2021-07-20 00:48:06 - 00:54:04 SA 1 large gap, mainly in end 99/127 = 78% G NS ORB 2021-07-20 02:20:33 - 02:26:37 SA 6 small gaps, mainly in end 131/129 = 102% B Bad FGM state 2021-07-20 03:53:13 - 03:59:14 SA No significant gaps 128/128 = 100% # NS ORB and IRB; IB apparent but with significant LE backscatter 2021-07-20 05:26:04 - 05:32:00 SA 1 large gap, mainly in beginning 108/126 = 86% G NS ORB and IRB; gaps where IB would be 2021-07-20 08:32:10 - 08:38:12 SA No significant gaps 114/128 = 89% * NS ORB with very strong localized LE/ME prxn 2021-07-20 12:26:06 - 12:32:08 ND 1 large gap, mainly in end 121/128 = 95% # DS ORB with significant banded LE/ME prxn 2021-07-20 14:00:41 - 14:06:41 ND 1 small gap, mainly in middle 123/128 = 96% # Same as above 2021-07-20 16:22:31 - 16:28:29 SA 2 large gaps, mainly in end 91/126 = 72% G NS ORB; gaps 2021-07-20 18:43:15 - 18:49:11 ND 25 small gaps, mainly in end 71/126 = 56% B Bad FGM state 2021-07-20 22:34:42 - 22:40:42 SA 23 small gaps, mainly in end 70/128 = 55% B Bad FGM state 2021-07-21 00:06:51 - 00:12:51 SA 6 small gaps, mainly in middle 72/128 = 56% G,# NS ORB with significant LE flux and an IB plus other precipitation; needs gaps filled! 2021-07-21 01:39:10 - 01:45:08 SA 3 large gaps, mainly in beginning 94/128 = 73% G NS ORB; IB suspected; gaps in key areas 2021-07-21 03:11:44 - 03:17:46 SA 5 small gaps, mainly in middle 83/129 = 64% # NS ORB with localized LE/ME prxn; apparent IB 2021-07-21 06:17:27 - 06:23:31 SA 8 small gaps, mainly in middle 138/130 = 106% B Bad FGM state 2021-07-21 09:23:42 - 09:29:41 SA 2 small gaps, mainly in middle/end 120/128 = 94% ... NS ORB with some high-latitude (HL) LE prxn 2021-07-21 12:31:02 - 12:37:04 SA 1 small gap, mainly in end 128/128 = 100% ... NS ORB 2021-07-21 14:05:41 - 14:11:43 SA No significant gaps 129/129 = 100% ... NS ORB likely IB; possibly other HL LE prxn 2021-07-21 17:14:35 - 17:20:37 SA No significant gaps 129/129 = 100% ... NS ORB with apparent IB 2021-07-21 19:34:41 - 19:40:43 ND 1 large gap, mainly in beginning/middle 114/129 = 88% ... DS ORB; minor HL LE prxn 2021-07-21 21:53:26 - 21:59:28 SA 4 large gaps, mainly in middle 97/129 = 75% G NS ORB 2021-07-22 00:57:50 - 01:03:47 SA 27 small gaps, mainly in beginning 64/127 = 50% B Bad FGM state 2021-07-22 02:30:18 - 02:36:14 SA 3 large gaps, mainly in middle 63/127 = 50% G NS ORB 2021-07-22 04:03:00 - 04:09:03 SA 17 small gaps, mainly in middle 90/129 = 70% B Bad FGM state 2021-07-22 05:35:53 - 05:41:56 SA 1 small gap, mainly in middle 126/129 = 98% ... NS ORB and IRB; apparent IB and HL LE flux 2021-07-22 10:15:18 - 10:21:19 SA 1 large gap, mainly in beginning 114/128 = 89% * NS ORB with very significant localized prxn bands in LE/ME; HL extension 2021-07-22 13:23:21 - 13:29:23 SA 4 small gaps, mainly in beginning 123/129 = 95% #/* Highly-compressed NS ORB; localized precipitation bands at LE/ME; IB at low L-shells 2021-07-22 14:58:04 - 15:04:07 SA 3 small gaps, mainly in middle 124/129 = 96% # NS ORB; still compressed with IB at even lower L-shells; wave prxn extinguished 2021-07-22 18:53:06 - 18:59:08 ND 17 small gaps, mainly in beginning 102/129 = 79% B Bad FGM state 2021-07-22 21:12:09 - 21:18:05 SA 1 small gap, mainly in end 105/127 = 83% ... NS ORB with apparent IB 2021-07-22 23:30:30 - 23:36:26 ND 2 small gaps, mainly in end 118/127 = 93% ... DS ORB with minor LE prxn 2021-07-23 01:02:43 - 01:08:40 ND 6 large gaps, mainly in beginning 31/126 = 25% G ... 2021-07-23 03:21:30 - 03:27:26 SA 7 large gaps, mainly in middle 27/126 = 21% G Can start to make out an ORB 2021-07-23 06:27:16 - 06:33:12 SA 6 large gaps, mainly in middle 41/126 = 33% G Same as above 2021-07-23 08:00:20 - 08:06:16 SA 4 large gaps, mainly in end 15/126 = 12% G Same as above 2021-07-23 09:33:33 - 09:39:32 SA 4 large gaps, mainly in end 26/127 = 20% G Same as above 2021-07-23 12:41:05 - 12:47:01 SA 4 large gaps, mainly in middle 45/126 = 36% G Same as above 2021-07-23 15:50:21 - 15:56:27 SA 5 large gaps, mainly in middle 62/130 = 48% G,B? High spin period variance 2021-07-23 18:57:58 - 19:03:54 SA 2 large gaps, mainly in beginning 82/126 = 65% G NS ORB with apparent IB; large gaps 2021-07-23 22:03:07 - 22:09:10 SA 2 small gaps, mainly in end 121/129 = 94% ... NS ORB with apparent IB 2021-07-23 23:35:15 - 23:41:12 SA No significant gaps 125/126 = 99% ... NS ORB with apparent IB 2021-07-24 01:53:45 - 01:59:46 ND 1 large gap, mainly in end 112/127 = 88% ... DS ORB 2021-07-24 02:39:59 - 02:45:55 SA 1 large gap, mainly in end 112/125 = 90% ... NS ORB with apparent IB 2021-07-24 05:45:39 - 05:51:36 SA 3 small gaps, mainly in beginning 105/126 = 83% ... NS ORB with IB likely (gaps in the area) 2021-07-24 08:51:49 - 08:57:47 SA No significant gaps 121/126 = 96% ... NS ORB with possible IB; minor IRB flux 2021-07-24 10:25:06 - 10:31:07 SA 2 small gaps, mainly in beginning 117/127 = 92% ... NS ORB 2021-07-24 11:58:52 - 12:04:53 SA 1 large gap, mainly in middle 113/127 = 89% ... NS ORB with minor LE prxn 2021-07-24 13:33:22 - 13:39:23 SA 1 large gap, mainly in end 120/127 = 94% ... NS ORB 2021-07-24 16:42:27 - 16:48:25 SA 1 large gap, mainly in end 117/126 = 93% # NS ORB with extended IB band structure 2021-07-24 19:49:13 - 19:55:14 SA 1 large gap, mainly in end 120/127 = 94% ... NS ORB with possible IB 2021-07-24 21:21:45 - 21:27:47 SA 3 small gaps, mainly in middle 93/127 = 73% G NS ORB; possible IB but many gaps 2021-07-24 22:53:56 - 22:59:57 SA 1 small gap, mainly in middle 121/127 = 95% ... NS ORB 2021-07-24 23:40:05 - 23:46:04 ND 1 large gap, mainly in beginning/middle 119/127 = 94% ... DS ORB ELFIN B Outer EPD ----------------- Science Zone Range Zone Completeness Notes DL Completeness Flag Science Notes -------------------------------------------------------------------------------------------------------------- 2021-07-18 01:03:17 - 01:09:19 ND 3 small gaps, mainly in end 114/128 = 89% ... DS ORB; some HL LE prxn 2021-07-18 05:41:25 - 05:47:21 ND 2 large gaps, mainly in beginning 89/126 = 71% ... DS ORB 2021-07-18 13:29:04 - 13:35:04 ND 1 large gap, mainly in beginning/middle 113/127 = 89% G DS ORB; gaps in key locations 2021-07-18 15:51:07 - 15:57:07 SA No significant gaps 128/128 = 100% ... NS ORB with apparent IB and LE prxn 2021-07-18 17:25:19 - 17:31:21 SA 1 large gap, mainly in middle 117/128 = 91% ... NS ORB; possible IB 2021-07-18 18:58:51 - 19:04:52 SA 1 small gap, mainly in end 122/128 = 95% ... NS ORB; IB likely 2021-07-18 20:31:44 - 20:37:44 SA 2 small gaps, mainly in end 106/128 = 83% ... NS ORB; apparent IB 2021-07-18 23:36:20 - 23:42:16 SA 1 large gap, mainly in beginning/middle 112/126 = 89% ... NS ORB; IB likely along with other HL prxn at LE 2021-07-20 05:05:42 - 05:11:38 SA 1 small gap, mainly in beginning 114/125 = 91% ... NS ORB with some IRB flux 2021-07-20 08:11:49 - 08:17:48 SA 2 large gaps, mainly in end 93/126 = 74% G NS ORB with likely IB (gaps); some IRB flux 2021-07-20 12:05:38 - 12:11:34 ND 3 large gaps, mainly in middle 47/125 = 38% G DS ORB with many gaps; some LE/ME prxn visible 2021-07-20 18:23:04 - 18:29:03 ND 2 large gaps, mainly in beginning 81/127 = 64% G DS ORB with many gaps; some LE/ME prxn visible 2021-07-20 22:14:48 - 22:20:48 SA 1 large gap, mainly in beginning/middle 118/127 = 93% # NS ORB with presumed IB extended over very wide L-shell range 2021-07-20 23:46:59 - 23:52:55 SA 1 small gap, mainly in middle 117/125 = 94% * NS ORB with intense LE/ME prxn bands; apparent IB 2021-07-21 05:57:34 - 06:03:30 SA 1 small gap, mainly in middle/end 4/14 = 29% G ... 2021-07-21 12:11:04 - 12:17:06 SA 4 small gaps, mainly in middle/end 6/14 = 43% G ... 2021-07-21 17:41:43 - 17:47:39 ND 1 large gap, throughout 8/14 = 57% G ... 2021-07-21 23:52:20 - 23:58:16 ND 1 small gap, mainly in beginning/middle 4/14 = 29% G ... 2021-07-22 03:43:34 - 03:49:35 SA 1 large gap, mainly in beginning 112/127 = 88% ... NS ORB with apparent IB; some IRB flux 2021-07-22 05:16:27 - 05:22:27 SA 3 large gaps, mainly in beginning 65/126 = 52% B? Short collection? 2021-07-22 13:03:47 - 13:09:47 SA 5 small gaps, mainly in middle 110/126 = 87% * NS ORB with localized intense precipitation at LE/ME/some HE; IB structure continues to very high latitude 2021-07-22 23:11:32 - 23:17:33 ND No significant gaps 126/127 = 99% ... DS ORB; minor LE prxn 2021-07-23 06:08:18 - 06:14:14 SA 3 large gaps, mainly in middle/end 6/125 = 5% G ... 2021-07-23 07:41:23 - 07:47:19 SA 3 large gaps, mainly in middle/end 9/125 = 7% G ... 2021-07-23 09:14:36 - 09:20:32 SA 1 large gap, mainly in middle 3/125 = 2% G ... 2021-07-23 12:22:01 - 12:27:57 SA 2 large gaps, mainly in middle/end 13/125 = 10% G ... 2021-07-23 18:39:13 - 18:45:09 SA 3 large gaps, mainly in middle/end 10/125 = 8% G ... 2021-07-23 19:25:48 - 19:31:44 ND 4 large gaps, mainly in beginning 10/125 = 8% G ... 2021-07-24 13:14:45 - 13:20:41 SA 1 large gap, mainly in middle/end 2/126 = 2% G ... 2021-07-24 16:24:00 - 16:29:56 SA 4 large gaps, mainly in end 11/126 = 9% G ... 2021-07-24 19:31:04 - 19:37:05 SA 5 large gaps, mainly in end 14/128 = 11% G ... 2021-07-24 21:03:41 - 21:09:42 SA 4 large gaps, mainly in end 42/128 = 33% G ... ELFIN A Inner EPD ----------------- Science Zone Range Zone Completeness Notes DL Completeness Flag Science Notes ------------------------------------------------------------------------------------------------------- 2021-07-18 02:57:05 - 03:17:02 IND 1 large gap, mainly in beginning 91/106 = 86% ... IRB with minor LE; looks like some of the data wasn't shown in the summary plot? 2021-07-20 01:34:17 - 01:54:13 IND No significant gaps 106/106 = 100% ... Combined DS OBO and IBO mode observation; IRB and ORB clearly evident 2021-07-21 05:31:01 - 05:50:48 IND No significant gaps 105/105 = 100% ... Same as above ELFIN B Inner EPD ----------------- Science Zone Range Zone Completeness Notes DL Completeness Flag Science Notes -------------------------------------------------------------------------------------------------------- 2021-07-19 06:33:20 - 06:52:20 IND 15 large gaps, mainly in middle 39/401 = 10% ... DS IRB and ORB apparent; some LE prxn in ORB 2021-07-20 07:25:17 - 07:40:49 IND 9 large gaps, mainly in beginning 22/328 = 7% ... Same as above 2021-07-21 06:44:08 - 07:02:53 IND 17 large gaps, mainly in end 45/394 = 11% G ...