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Solar flares from active region 6958
C10
M4
X0
LargestM2.11991-12-11
Span9 days
Flares by day
2
1
1
1
3
3
2
1
All flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 1991-12-06 | 02:22 | 02:25 | 69 | C2.7 | S19E58 | 6958 |
| 1991-12-06 | 04:27 | 04:40 | 31 | C2.7 | S19E56 | 6958 |
| 1991-12-07 | 18:20 | 18:22 | 17 | C5.0 | S18E40 | 6958 |
| 1991-12-09 | 01:08 | 01:08 | 16 | C8.7 | S17E19 | 6958 |
| 1991-12-10 | 01:08 | 01:12 | 14 | M1.8 | S18E05 | 6958 |
| 1991-12-11 | 11:27 | 11:30 | 18 | C6.4 | S18W20 | 6958 |
| 1991-12-11 | 19:14 | 19:14 | 10 | C3.0 | S17W25 | 6958 |
| 1991-12-11 | 21:02 | 21:04 | 17 | M2.1 | S16W26 | 6958 |
| 1991-12-12 | 01:16 | 01:22 | 20 | C2.6 | S17W28 | 6958 |
| 1991-12-12 | 10:19 | 10:26 | 35 | C6.7 | S18W22 | 6958 |
| 1991-12-12 | 17:04 | 17:08 | 44 | M1.3 | S17W29 | 6958 |
| 1991-12-13 | 12:56 | 12:57 | 17 | C3.6 | S17W40 | 6958 |
| 1991-12-13 | 17:52 | 17:53 | 36 | C5.7 | S17W45 | 6958 |
| 1991-12-14 | 07:02 | 07:17 | 75 | M1.4 | S18W45 | 6958 |
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 6958 produced 14 C+ flares between 1991-12-06 and 1991-12-14.