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Solar flares from active region 6966
C5
M5
X0
LargestM4.01991-12-11
Span13 days
Flares by day
2
1
1
2
1
2
1
All flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 1991-12-09 | 18:50 | 18:54 | 12 | M1.1 | S06E88 | 6966 |
| 1991-12-09 | 23:45 | 23:48 | 14 | M1.0 | S08E83 | 6966 |
| 1991-12-10 | 07:51 | 07:54 | 12 | M1.2 | S06E71 | 6966 |
| 1991-12-11 | 15:05 | 15:08 | 26 | M4.0 | S05E56 | 6966 |
| 1991-12-12 | 02:57 | 03:01 | 49 | M1.1 | S04E50 | 6966 |
| 1991-12-12 | 07:28 | 07:29 | 11 | C2.5 | S01E40 | 6966 |
| 1991-12-16 | 00:50 | 00:58 | 27 | C7.5 | N09W01 | 6966 |
| 1991-12-18 | 12:17 | 12:21 | 17 | C4.4 | S08W33 | 6966 |
| 1991-12-18 | 16:51 | 16:54 | 19 | C5.2 | S06W36 | 6966 |
| 1991-12-21 | 08:13 | 08:13 | 4 | C5.2 | S06W74 | 6966 |
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 6966 produced 10 C+ flares between 1991-12-09 and 1991-12-21.