Tohban Report 08/22/21 - 08/28/21 Tohban Name: Xiaojia Zhang (updated [08/31/2021]) Special Notes ------------- Automatic report generated 2021-08-31 18:37:54.808284 (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 ------------------------------------------------------ 22 0 74 15 -5 0.7 ... 22 3 77 12 2 0.7 ... 22 6 75 14 8 0.7 ... 22 9 75 18 12 0.3 ... 22 12 57 15 7 0.7 ... 22 15 132 33 4 0.7 ... 22 18 99 16 10 0.0 ... 22 21 57 11 12 0.0 ... 23 0 57 12 7 0.3 ... 23 3 75 10 11 0.3 ... 23 6 226 55 12 0.7 ... 23 9 75 18 19 0.0 ... 23 12 75 18 13 0.3 ... 23 15 92 18 11 0.0 ... 23 18 111 27 12 0.3 ... 23 21 91 15 8 1.3 ... 24 0 94 13 10 1.0 ... 24 3 74 9 16 0.3 ... 24 6 170 22 15 0.7 ... 24 9 358 61 7 1.3 A major substorm 24 12 166 33 9 0.7 ... 24 15 113 24 12 0.7 ... 24 18 219 33 8 1.7 ... 24 21 150 21 8 2.3 ... 25 0 356 82 7 2.3 ... 25 3 631 63 -27 3.0 A major substorm 25 6 821 229 -33 3.3 ... 25 9 519 121 -12 1.3 ... 25 12 393 59 -19 1.0 ... 25 15 451 82 -18 1.7 ... 25 18 193 40 -15 1.0 ... 25 21 113 23 -14 0.7 ... 26 0 306 68 -18 2.0 ... 26 3 377 55 -15 2.0 ... 26 6 343 39 -7 1.0 ... 26 9 733 178 -8 1.7 A major substorm 26 12 170 40 -6 0.7 ... 26 15 203 44 -7 0.3 ... 26 18 220 34 -7 0.7 ... 26 21 183 41 -11 1.3 ... 27 0 184 34 -15 3.0 ... 27 3 108 15 2 1.0 ... 27 6 566 164 5 2.0 ... 27 9 1469 291 -8 4.3 A major substorm 27 12 792 195 -19 4.0 Elevated AE+storm, until ~12UT on 08/28 27 15 2055 371 -44 3.3 ... 27 18 1628 187 -62 3.3 ... 27 21 1410 216 -74 4.0 ... 28 0 1188 118 -74 4.7 ... 28 3 939 124 -55 3.0 ... 28 6 1007 155 -43 3.3 ... 28 9 526 121 -26 2.7 ... 28 12 264 45 -14 1.3 ... 28 15 395 91 -27 2.3 ... 28 18 215 43 -22 1.7 ... 28 21 57 14 -18 0.3 ... 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 --------------------------------------------------------------------------------------------------------- 2021-08-22 03:06:45 - 03:12:44 NA 3 small gaps, mainly in middle 102/127 = 80% # Low flux level in the radiation belt 2021-08-22 06:12:57 - 06:18:58 NA 22 small gaps, mainly in end 92/128 = 72% # ... 2021-08-22 10:07:52 - 10:13:52 SD 3 large gaps, mainly in middle 94/128 = 73% # ... 2021-08-22 14:49:51 - 14:55:47 SD 1 small gap, mainly in beginning 66/126 = 52% G ... 2021-08-23 00:52:25 - 00:58:27 NA No significant gaps 128/128 = 100% # Low flux level in the radiation belt 2021-08-23 02:24:47 - 02:30:49 NA No significant gaps 128/128 = 100% # Low flux level in the radiation belt 2021-08-23 03:57:28 - 04:03:29 NA No significant gaps 128/128 = 100% # Low flux level in the radiation belt 2021-08-23 10:12:24 - 10:18:25 NA 1 small gap, mainly in end 122/128 = 95% # ... 2021-08-23 18:47:06 - 18:53:08 SD 2 small gaps, mainly in end 108/128 = 84% # ... 2021-08-24 03:15:23 - 03:21:24 NA No significant gaps 128/128 = 100% # Low flux level in the radiation belt 2021-08-24 04:48:17 - 04:54:18 NA 24 small gaps, mainly in middle 101/128 = 79% # ... 2021-08-24 06:21:44 - 06:27:44 NA 1 large gap, mainly in middle 118/128 = 92% # ... 2021-08-24 09:29:43 - 09:35:45 NA 2 small gaps, mainly in end 116/128 = 91% # ... 2021-08-24 12:38:02 - 12:44:04 NA 12 small gaps, mainly in beginning 107/128 = 84% # ... 2021-08-24 19:37:47 - 19:43:43 SD 4 large gaps, mainly in end 59/126 = 47% G ... 2021-08-25 00:14:44 - 00:20:44 SD No significant gaps 127/127 = 100% # ... 2021-08-25 05:39:19 - 05:45:20 NA No significant gaps 127/127 = 100% # <200keV electron precipitation (not in conjunction with THEMIS-E, L was off) 2021-08-25 10:21:14 - 10:27:17 NA 2 large gaps, mainly in middle/end 111/128 = 87% * <300keV electron precipitation (in conjunction with THEMIS-E captured chorus waves) 2021-08-25 13:29:24 - 13:35:25 NA 4 small gaps, mainly in beginning 149/127 = 117% # ... 2021-08-25 16:36:24 - 16:42:24 NA No significant gaps 127/127 = 100% # ... 2021-08-25 19:42:09 - 19:48:09 NA 1 large gap, mainly in middle 107/127 = 84% G ... ELFIN B Outer EPD ----------------- ELFIN A Inner EPD ----------------- ELFIN B Inner EPD -----------------