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Solar flares from active region 3781
C28
M29
X3
LargestX2.61982-06-21
Span9 days
Flares by day
3
8
11
6
12
6
7
5
2
All flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 1982-06-19 | 16:16 | 16:31 | 67 | C4.1 | N15E18 | 3781 |
| 1982-06-19 | 16:41 | 16:45 | 17 | C5.7 | – | 3781 |
| 1982-06-19 | 21:43 | 21:47 | 10 | C3.2 | N16E14 | 3781 |
| 1982-06-20 | 00:18 | 00:25 | 35 | M1.0 | N15E15 | 3781 |
| 1982-06-20 | 04:52 | 04:59 | 15 | C4.6 | N16E13 | 3781 |
| 1982-06-20 | 11:59 | 12:01 | 33 | M2.1 | N18E13 | 3781 |
| 1982-06-20 | 14:16 | 14:20 | 11 | C4.5 | N13E08 | 3781 |
| 1982-06-20 | 15:41 | 15:44 | 6 | C2.9 | – | 3781 |
| 1982-06-20 | 17:01 | 17:16 | 42 | M1.3 | – | 3781 |
| 1982-06-20 | 20:41 | 20:42 | 19 | C6.8 | N15E02 | 3781 |
| 1982-06-20 | 22:24 | 22:32 | 26 | M3.6 | N16E01 | 3781 |
| 1982-06-21 | 00:58 | 01:28 | 104 | M3.6 | N13W00 | 3781 |
| 1982-06-21 | 02:44 | 04:55 | 183 | M1.9 | N16W05 | 3781 |
| 1982-06-21 | 03:50 | 03:56 | 7 | M1.4 | – | 3781 |
| 1982-06-21 | 04:48 | 04:57 | 19 | M1.3 | – | 3781 |
| 1982-06-21 | 11:13 | 11:30 | 36 | M1.4 | – | 3781 |
| 1982-06-21 | 15:22 | 15:25 | 12 | C3.2 | N17W10 | 3781 |
| 1982-06-21 | 16:07 | 16:11 | 116 | M3.6 | N15W08 | 3781 |
| 1982-06-21 | 16:52 | 16:53 | 3 | C5.8 | – | 3781 |
| 1982-06-21 | 17:52 | 17:55 | 6 | C6.0 | – | 3781 |
| 1982-06-21 | 22:14 | 23:06 | 62 | M1.3 | N15W12 | 3781 |
| 1982-06-21 | 22:55 | 23:03 | 12 | X2.6 | – | 3781 |
| 1982-06-22 | 00:11 | 00:11 | 6 | M2.0 | N15W15 | 3781 |
| 1982-06-22 | 05:11 | 05:38 | 150 | M2.5 | N16W16 | 3781 |
| 1982-06-22 | 08:29 | 08:31 | 26 | C3.6 | N14W19 | 3781 |
| 1982-06-22 | 14:22 | 14:36 | 88 | M3.8 | N17W21 | 3781 |
| 1982-06-22 | 18:29 | 18:37 | 106 | M2.7 | N16W22 | 3781 |
| 1982-06-22 | 23:32 | 23:35 | 5 | C2.1 | – | 3781 |
| 1982-06-23 | 00:01 | 00:09 | 42 | M2.3 | N16W25 | 3781 |
| 1982-06-23 | 02:32 | 02:36 | 27 | C4.1 | N18W20 | 3781 |
| 1982-06-23 | 03:29 | 03:35 | 27 | C5.6 | N17W26 | 3781 |
| 1982-06-23 | 04:43 | 05:04 | 73 | C3.5 | N17W27 | 3781 |
| 1982-06-23 | 06:30 | 06:53 | 118 | M4.4 | N17W28 | 3781 |
| 1982-06-23 | 10:18 | 10:28 | 27 | M2.5 | – | 3781 |
| 1982-06-23 | 11:53 | 11:57 | 33 | M3.1 | – | 3781 |
| 1982-06-23 | 15:46 | 15:48 | 37 | C2.1 | N15W28 | 3781 |
| 1982-06-23 | 17:11 | 17:17 | 28 | C2.8 | N18W33 | 3781 |
| 1982-06-23 | 18:40 | 18:42 | 137 | M1.0 | N16W37 | 3781 |
| 1982-06-23 | 18:55 | 19:13 | 33 | M1.5 | – | 3781 |
| 1982-06-23 | 23:26 | 23:31 | 13 | M2.9 | – | 3781 |
| 1982-06-24 | 04:12 | 04:15 | 25 | C9.0 | N09W50 | 3781 |
| 1982-06-24 | 05:16 | 05:28 | 61 | M2.0 | N16W40 | 3781 |
| 1982-06-24 | 07:46 | 07:46 | 5 | C1.7 | N15W42 | 3781 |
| 1982-06-24 | 09:07 | 09:11 | 9 | C2.2 | N17W40 | 3781 |
| 1982-06-24 | 13:00 | 13:02 | 9 | C1.8 | N18W45 | 3781 |
| 1982-06-24 | 22:38 | 23:23 | 77 | M1.4 | N16W49 | 3781 |
| 1982-06-25 | 03:29 | 03:31 | 30 | C2.5 | N14W57 | 3781 |
| 1982-06-25 | 05:30 | 05:39 | 38 | C6.9 | N15W50 | 3781 |
| 1982-06-25 | 06:51 | 06:51 | 8 | C2.0 | N13W60 | 3781 |
| 1982-06-25 | 16:12 | 16:57 | 70 | C2.8 | N17W67 | 3781 |
| 1982-06-25 | 16:55 | 16:58 | 7 | C3.3 | – | 3781 |
| 1982-06-25 | 19:41 | 19:45 | 29 | M2.0 | N17W56 | 3781 |
| 1982-06-25 | 21:34 | 21:41 | 77 | M7.5 | N17W61 | 3781 |
| 1982-06-26 | 00:42 | 00:47 | 86 | X1.9 | N16W05 | 3781 |
| 1982-06-26 | 09:17 | 09:23 | 56 | M1.0 | N16W68 | 3781 |
| 1982-06-26 | 09:38 | 09:42 | 7 | M2.5 | – | 3781 |
| 1982-06-26 | 18:46 | 18:53 | 16 | C2.8 | N17W70 | 3781 |
| 1982-06-26 | 19:09 | 19:17 | 64 | X2.1 | N15W73 | 3781 |
| 1982-06-27 | 01:33 | 01:34 | 5 | C2.8 | N17W79 | 3781 |
| 1982-06-27 | 10:19 | 10:26 | 16 | M1.9 | – | 3781 |
All times UTC. Until June 2017 classes are NOAA's reports of the time (GOES-15 and earlier included a 0.7 scaling factor); later classes come from calibrated GOES-16/18 data, so the same flare reads about 1.4× larger. Do not compare the two periods directly.
About this page
NOAA active region 3781 produced 60 C+ flares between 1982-06-19 and 1982-06-27.