Solar Flare WatchHome › Flare history › Region ranking
Solar flares from active region 3740
C30
M11
X0
LargestM4.51982-05-20
Span13 days
Flares by day
1
4
7
5
4
5
6
1
4
3
1
All flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 1982-05-17 | 23:21 | 23:23 | 21 | C4.4 | N22E64 | 3740 |
| 1982-05-18 | 02:06 | 02:10 | 44 | C9.8 | N19E58 | 3740 |
| 1982-05-18 | 12:14 | 12:22 | 36 | M4.2 | N25E65 | 3740 |
| 1982-05-18 | 18:36 | 18:40 | 23 | C1.2 | N22E50 | 3740 |
| 1982-05-18 | 19:57 | 21:26 | 111 | C8.5 | N19E52 | 3740 |
| 1982-05-19 | 14:01 | 14:10 | 38 | C1.2 | N19E40 | 3740 |
| 1982-05-19 | 17:33 | 17:42 | 91 | C3.8 | N20E40 | 3740 |
| 1982-05-19 | 18:09 | 18:17 | 17 | C4.3 | – | 3740 |
| 1982-05-19 | 19:33 | 19:39 | 56 | C2.7 | N22E38 | 3740 |
| 1982-05-19 | 20:39 | 20:54 | 42 | C4.3 | N18E34 | 3740 |
| 1982-05-19 | 22:29 | 22:36 | 30 | C2.2 | N21E33 | 3740 |
| 1982-05-19 | 23:18 | 23:21 | 18 | C2.4 | – | 3740 |
| 1982-05-20 | 01:53 | 01:56 | 16 | C5.8 | N18E32 | 3740 |
| 1982-05-20 | 05:33 | 05:36 | 72 | C5.8 | N19E32 | 3740 |
| 1982-05-20 | 14:10 | 14:28 | 131 | M4.5 | N20E25 | 3740 |
| 1982-05-20 | 18:09 | 18:12 | 20 | C1.6 | N19E27 | 3740 |
| 1982-05-20 | 21:09 | 21:30 | 54 | C3.7 | N20E23 | 3740 |
| 1982-05-21 | 14:18 | 14:26 | 51 | M3.6 | N19E13 | 3740 |
| 1982-05-21 | 18:55 | 18:55 | 15 | C2.0 | N18E08 | 3740 |
| 1982-05-21 | 19:43 | 20:06 | 63 | M1.2 | N19E11 | 3740 |
| 1982-05-21 | 21:56 | 22:09 | 66 | C9.9 | N18E07 | 3740 |
| 1982-05-22 | 00:35 | 00:39 | 76 | M1.3 | N18E05 | 3740 |
| 1982-05-22 | 04:35 | 04:42 | 32 | C4.8 | N18E02 | 3740 |
| 1982-05-22 | 07:22 | 07:23 | 25 | M1.9 | N19E05 | 3740 |
| 1982-05-22 | 14:35 | 14:38 | 19 | C2.1 | N22W01 | 3740 |
| 1982-05-22 | 16:59 | 17:04 | 13 | M2.3 | – | 3740 |
| 1982-05-23 | 02:01 | 02:02 | 6 | C2.0 | N23W09 | 3740 |
| 1982-05-23 | 02:11 | 02:47 | 89 | M1.1 | N20W06 | 3740 |
| 1982-05-23 | 12:44 | 12:45 | 56 | C6.4 | N20W13 | 3740 |
| 1982-05-23 | 15:28 | 16:33 | 128 | C3.1 | N19W17 | 3740 |
| 1982-05-23 | 18:43 | 18:45 | 49 | M1.1 | N19W17 | 3740 |
| 1982-05-23 | 21:25 | 21:26 | 14 | C1.3 | N21W16 | 3740 |
| 1982-05-24 | 10:19 | 10:21 | 5 | C1.2 | N21W22 | 3740 |
| 1982-05-25 | 06:24 | 06:34 | 59 | C1.0 | N20W30 | 3740 |
| 1982-05-25 | 06:38 | 06:45 | 10 | C1.2 | – | 3740 |
| 1982-05-25 | 10:39 | 10:43 | 37 | C2.1 | N21W33 | 3740 |
| 1982-05-25 | 12:35 | 12:53 | 40 | C3.4 | N21W36 | 3740 |
| 1982-05-26 | 01:38 | 01:39 | 16 | C1.8 | N20W42 | 3740 |
| 1982-05-26 | 03:47 | 03:47 | 8 | C2.0 | N19W49 | 3740 |
| 1982-05-26 | 07:00 | 07:04 | 44 | M1.3 | N19W51 | 3740 |
| 1982-05-29 | 16:48 | 17:04 | 25 | M1.2 | – | 3740 |
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 3740 produced 41 C+ flares between 1982-05-17 and 1982-05-29.