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Solar flares from active region 11618
C7
M3
X0
LargestM1.62012-11-20
Span8 days
Flares by day
5
3
1
1
All flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 2012-11-20 | 01:37 | 02:07 | 46 | C3.0 | N08E27 | 11618 |
| 2012-11-20 | 04:04 | 04:10 | 23 | C1.3 | N08E25 | 11618 |
| 2012-11-20 | 06:25 | 06:33 | 19 | C3.9 | N09E22 | 11618 |
| 2012-11-20 | 15:18 | 15:29 | 23 | C3.1 | N08E19 | 11618 |
| 2012-11-20 | 19:21 | 19:28 | 11 | M1.6 | N07E15 | 11618 |
| 2012-11-21 | 06:45 | 06:56 | 23 | M1.4 | N06E10 | 11618 |
| 2012-11-21 | 08:52 | 08:57 | 8 | C1.2 | N06E10 | 11618 |
| 2012-11-21 | 09:17 | 09:41 | 26 | C4.1 | N06E10 | 11618 |
| 2012-11-24 | 13:33 | 13:40 | 11 | C3.3 | N06W28 | 11618 |
| 2012-11-27 | 15:52 | 15:57 | 11 | M1.6 | N05W73 | 11618 |
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 11618 produced 10 C+ flares between 2012-11-20 and 2012-11-27.