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Solar flares from active region 11286
C9
M3
X0
LargestM3.22011-09-04
Span3 days
Flares by day
5
5
2
All flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 2011-09-03 | 03:19 | 03:22 | 6 | C1.0 | – | 11286 |
| 2011-09-03 | 13:57 | 14:12 | 28 | C1.0 | – | 11286 |
| 2011-09-03 | 17:32 | 17:36 | 7 | C2.5 | – | 11286 |
| 2011-09-03 | 18:42 | 18:46 | 7 | C1.2 | – | 11286 |
| 2011-09-03 | 23:02 | 23:08 | 9 | C1.7 | – | 11286 |
| 2011-09-04 | 01:01 | 01:07 | 12 | C8.3 | – | 11286 |
| 2011-09-04 | 04:36 | 04:53 | 27 | C9.0 | – | 11286 |
| 2011-09-04 | 05:35 | 06:18 | 53 | C4.0 | – | 11286 |
| 2011-09-04 | 11:21 | 11:45 | 29 | M3.2 | – | 11286 |
| 2011-09-04 | 15:21 | 15:34 | 32 | C5.8 | – | 11286 |
| 2011-09-05 | 04:08 | 04:28 | 24 | M1.6 | – | 11286 |
| 2011-09-05 | 07:27 | 07:58 | 39 | M1.2 | – | 11286 |
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 11286 produced 12 C+ flares between 2011-09-03 and 2011-09-05.