Solar Flare WatchHome › Flare history › Region ranking
Solar flares from active region 3987
C51
M16
X1
LargestX1.11982-11-12
Span14 days
Flares by day
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All flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 1982-11-08 | 12:04 | 12:09 | 8 | C4.7 | – | 3987 |
| 1982-11-09 | 20:17 | 20:28 | 20 | C2.0 | S11E71 | 3987 |
| 1982-11-10 | 03:59 | 04:05 | 29 | C3.9 | S11E67 | 3987 |
| 1982-11-10 | 06:02 | 06:02 | 5 | C2.5 | S13E63 | 3987 |
| 1982-11-10 | 09:01 | 09:16 | 34 | C4.3 | S11E62 | 3987 |
| 1982-11-10 | 17:51 | 18:04 | 75 | M2.1 | S11E55 | 3987 |
| 1982-11-11 | 02:16 | 02:25 | 28 | C5.7 | S12E60 | 3987 |
| 1982-11-11 | 06:54 | 06:58 | 10 | C1.9 | – | 3987 |
| 1982-11-11 | 08:09 | 08:21 | 17 | C1.4 | – | 3987 |
| 1982-11-11 | 09:01 | 09:05 | 7 | C2.1 | S13E56 | 3987 |
| 1982-11-11 | 09:39 | 09:43 | 9 | C1.3 | S13E55 | 3987 |
| 1982-11-11 | 20:12 | 20:13 | 22 | C1.4 | S14E39 | 3987 |
| 1982-11-11 | 21:06 | 21:40 | 40 | C2.5 | S10E46 | 3987 |
| 1982-11-11 | 22:24 | 22:43 | 40 | C7.1 | S11E40 | 3987 |
| 1982-11-12 | 01:32 | 01:34 | 29 | C2.6 | S12E43 | 3987 |
| 1982-11-12 | 02:58 | 04:18 | 144 | M2.0 | S12E38 | 3987 |
| 1982-11-12 | 05:28 | 05:43 | 116 | M1.1 | S15E30 | 3987 |
| 1982-11-12 | 08:18 | 09:16 | 100 | C5.4 | S12E33 | 3987 |
| 1982-11-12 | 09:00 | 09:17 | 44 | M2.6 | – | 3987 |
| 1982-11-12 | 14:07 | 14:35 | 88 | X1.1 | S11E33 | 3987 |
| 1982-11-12 | 18:57 | 19:13 | 100 | C3.5 | S12E27 | 3987 |
| 1982-11-12 | 20:27 | 20:27 | 7 | C3.2 | S13E29 | 3987 |
| 1982-11-12 | 22:19 | 22:20 | 22 | C3.6 | S16E33 | 3987 |
| 1982-11-12 | 23:52 | 00:08 | 77 | M4.9 | S11E26 | 3987 |
| 1982-11-13 | 02:28 | 03:15 | 140 | M1.8 | S15E25 | 3987 |
| 1982-11-13 | 03:31 | 03:40 | 19 | M1.4 | – | 3987 |
| 1982-11-13 | 04:49 | 04:52 | 10 | C6.8 | S14E25 | 3987 |
| 1982-11-13 | 05:54 | 06:05 | 52 | M3.2 | S12E22 | 3987 |
| 1982-11-13 | 08:25 | 08:27 | 13 | C4.2 | S13E25 | 3987 |
| 1982-11-13 | 09:42 | 09:43 | 7 | C4.3 | S15E22 | 3987 |
| 1982-11-13 | 14:14 | 14:39 | 85 | C8.4 | S14E19 | 3987 |
| 1982-11-13 | 14:36 | 14:43 | 54 | M1.5 | S17E21 | 3987 |
| 1982-11-13 | 18:52 | 18:53 | 27 | C2.2 | S16E15 | 3987 |
| 1982-11-13 | 21:05 | 21:06 | 19 | C2.2 | S16E13 | 3987 |
| 1982-11-14 | 00:07 | 00:32 | 58 | M2.2 | S11E15 | 3987 |
| 1982-11-14 | 05:56 | 05:57 | 8 | C0.8 | S12E08 | 3987 |
| 1982-11-14 | 06:50 | 06:50 | 14 | C1.5 | S12E08 | 3987 |
| 1982-11-14 | 09:15 | 09:15 | 6 | C1.4 | S13E15 | 3987 |
| 1982-11-14 | 15:26 | 15:31 | 23 | C1.3 | S12E11 | 3987 |
| 1982-11-14 | 16:48 | 16:58 | 39 | C1.2 | S11E05 | 3987 |
| 1982-11-14 | 19:45 | 19:45 | 7 | C2.1 | S12W00 | 3987 |
| 1982-11-14 | 20:02 | 20:05 | 5 | C2.4 | – | 3987 |
| 1982-11-15 | 01:43 | 02:02 | 89 | M8.5 | S12W01 | 3987 |
| 1982-11-15 | 08:33 | 08:42 | 42 | C1.5 | S12W02 | 3987 |
| 1982-11-15 | 13:37 | 13:37 | 18 | C1.0 | S12W01 | 3987 |
| 1982-11-15 | 16:01 | 16:18 | 87 | M1.3 | S12W09 | 3987 |
| 1982-11-15 | 18:34 | 20:06 | 93 | C3.3 | S12W05 | 3987 |
| 1982-11-15 | 19:46 | 19:49 | 5 | C1.9 | – | 3987 |
| 1982-11-15 | 21:30 | 23:06 | 98 | C2.7 | S12W06 | 3987 |
| 1982-11-15 | 23:44 | 23:44 | 5 | C2.0 | S15W13 | 3987 |
| 1982-11-16 | 02:42 | 02:46 | 17 | C2.1 | S13W16 | 3987 |
| 1982-11-16 | 03:40 | 03:59 | 99 | M2.1 | S13W12 | 3987 |
| 1982-11-16 | 08:12 | 08:20 | 22 | C2.6 | S12W20 | 3987 |
| 1982-11-16 | 09:23 | 09:28 | 11 | C4.7 | – | 3987 |
| 1982-11-16 | 14:17 | 14:18 | 13 | C2.0 | S12W21 | 3987 |
| 1982-11-16 | 17:10 | 17:11 | 7 | C2.0 | S12W19 | 3987 |
| 1982-11-16 | 18:34 | 18:34 | 18 | C1.4 | S13W19 | 3987 |
| 1982-11-16 | 20:41 | 21:13 | 94 | M2.3 | S12W27 | 3987 |
| 1982-11-17 | 03:07 | 03:07 | 9 | C2.0 | S12W30 | 3987 |
| 1982-11-17 | 03:33 | 03:33 | 16 | C2.7 | S12W29 | 3987 |
| 1982-11-17 | 04:22 | 04:31 | 34 | C3.8 | S12W30 | 3987 |
| 1982-11-17 | 13:57 | 14:06 | 107 | M2.8 | S12W34 | 3987 |
| 1982-11-18 | 03:01 | 03:04 | 22 | C3.8 | S12W40 | 3987 |
| 1982-11-18 | 06:13 | 06:14 | 15 | C2.4 | S12W42 | 3987 |
| 1982-11-19 | 04:55 | 04:59 | 19 | C2.3 | S10W58 | 3987 |
| 1982-11-19 | 09:28 | 09:36 | 16 | C5.8 | – | 3987 |
| 1982-11-19 | 15:35 | 16:03 | 29 | C2.3 | S10W62 | 3987 |
| 1982-11-21 | 06:05 | 06:26 | 64 | M1.5 | S11W79 | 3987 |
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 3987 produced 68 C+ flares between 1982-11-08 and 1982-11-21.