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Solar flares from active region 11401
C6
M3
X0
LargestM8.72012-01-23
Span8 days
Flares by day
2
1
1
3
2
All flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 2012-01-16 | 00:14 | 00:18 | 8 | C2.5 | N17E68 | 11401 |
| 2012-01-16 | 08:08 | 08:12 | 10 | C4.0 | N19E67 | 11401 |
| 2012-01-17 | 04:41 | 04:53 | 26 | M1.0 | N18E54 | 11401 |
| 2012-01-18 | 19:04 | 19:12 | 23 | M1.7 | N17E33 | 11401 |
| 2012-01-22 | 08:47 | 08:54 | 14 | C2.2 | N18W14 | 11401 |
| 2012-01-22 | 12:38 | 12:55 | 69 | C3.7 | N16W19 | 11401 |
| 2012-01-22 | 20:47 | 20:53 | 12 | C2.1 | N19W20 | 11401 |
| 2012-01-23 | 03:38 | 03:59 | 56 | M8.7 | N18W25 | 11401 |
| 2012-01-23 | 19:40 | 20:11 | 46 | C1.4 | N18W33 | 11401 |
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 11401 produced 9 C+ flares between 2012-01-16 and 2012-01-23.