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Solar flares from active region 3577
C11
M3
X0
LargestM3.81982-02-02
Span9 days
Flares by day
1
3
5
4
1
All flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 1982-01-27 | 20:26 | 20:52 | 111 | C2.9 | S13E19 | 3577 |
| 1982-01-28 | 01:27 | 01:31 | 12 | C2.8 | S14E16 | 3577 |
| 1982-01-28 | 01:49 | 01:51 | 48 | C2.9 | S14E16 | 3577 |
| 1982-01-28 | 03:40 | 03:50 | 38 | C3.9 | S14E15 | 3577 |
| 1982-01-29 | 05:36 | 05:45 | 73 | C4.4 | S14E02 | 3577 |
| 1982-01-29 | 07:17 | 07:20 | 18 | C4.2 | – | 3577 |
| 1982-01-29 | 12:25 | 12:32 | 17 | C4.1 | S14W03 | 3577 |
| 1982-01-29 | 14:07 | 14:10 | 11 | C3.6 | S13W03 | 3577 |
| 1982-01-29 | 17:42 | 17:44 | 9 | M1.0 | S15W04 | 3577 |
| 1982-02-02 | 02:47 | 03:28 | 78 | C4.0 | S13W50 | 3577 |
| 1982-02-02 | 03:25 | 03:32 | 12 | C6.9 | – | 3577 |
| 1982-02-02 | 17:38 | 18:52 | 124 | M3.8 | S15W57 | 3577 |
| 1982-02-02 | 20:31 | 20:45 | 15 | M1.9 | S15W62 | 3577 |
| 1982-02-04 | 07:57 | 07:58 | 12 | C6.4 | S12W43 | 3577 |
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 3577 produced 14 C+ flares between 1982-01-27 and 1982-02-04.