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Solar flares from active region 11877
C8
M3
X0
LargestM9.32013-10-24
Span6 days
Flares by day
1
4
4
1
1
All flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 2013-10-23 | 09:48 | 09:53 | 12 | C1.3 | S10E17 | 11877 |
| 2013-10-24 | 00:21 | 00:30 | 14 | M9.3 | S10E08 | 11877 |
| 2013-10-24 | 09:43 | 09:50 | 12 | C2.4 | S07E05 | 11877 |
| 2013-10-24 | 10:30 | 10:33 | 7 | M3.5 | S07E05 | 11877 |
| 2013-10-24 | 14:01 | 14:11 | 20 | C2.4 | S09E02 | 11877 |
| 2013-10-26 | 08:52 | 08:55 | 5 | C4.4 | S12W23 | 11877 |
| 2013-10-26 | 13:19 | 13:21 | 5 | C2.8 | S12W25 | 11877 |
| 2013-10-26 | 17:04 | 17:15 | 22 | C8.8 | S12W27 | 11877 |
| 2013-10-26 | 17:28 | 17:32 | 8 | C6.5 | S12W27 | 11877 |
| 2013-10-27 | 01:40 | 01:44 | 10 | C1.5 | S10W31 | 11877 |
| 2013-10-28 | 04:32 | 04:41 | 14 | M5.1 | S11W46 | 11877 |
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 11877 produced 11 C+ flares between 2013-10-23 and 2013-10-28.