Solar Flare WatchHome › Flare history › Region ranking
Solar flares from active region 10139
C14
M5
X0
LargestM5.92002-10-05
Span8 days
Flares by day
6
2
2
3
1
5
All flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 2002-10-04 | 08:42 | 08:46 | 6 | C2.0 | N09E54 | 10139 |
| 2002-10-04 | 10:19 | 10:31 | 27 | C6.2 | N07E50 | 10139 |
| 2002-10-04 | 12:43 | 12:55 | 24 | M1.2 | N08E49 | 10139 |
| 2002-10-04 | 19:07 | 19:12 | 14 | C5.7 | N14E47 | 10139 |
| 2002-10-04 | 19:56 | 20:07 | 26 | C4.8 | N12E46 | 10139 |
| 2002-10-04 | 22:32 | 22:43 | 19 | M2.7 | N13E43 | 10139 |
| 2002-10-05 | 07:48 | 07:53 | 8 | C2.0 | N07E38 | 10139 |
| 2002-10-05 | 20:42 | 21:00 | 26 | M5.9 | N14E31 | 10139 |
| 2002-10-06 | 04:46 | 04:51 | 7 | M2.4 | N12E31 | 10139 |
| 2002-10-06 | 11:49 | 11:55 | 9 | M1.0 | N07E30 | 10139 |
| 2002-10-08 | 07:43 | 07:46 | 6 | C1.1 | N12W02 | 10139 |
| 2002-10-08 | 14:59 | 15:11 | 22 | C1.2 | N09E01 | 10139 |
| 2002-10-08 | 23:23 | 23:27 | 8 | C1.6 | N12W06 | 10139 |
| 2002-10-10 | 13:56 | 14:02 | 14 | C1.1 | N13W24 | 10139 |
| 2002-10-11 | 01:40 | 01:53 | 19 | C1.2 | N09W36 | 10139 |
| 2002-10-11 | 04:26 | 04:40 | 20 | C1.1 | N09W38 | 10139 |
| 2002-10-11 | 08:29 | 08:35 | 15 | C2.4 | N12W38 | 10139 |
| 2002-10-11 | 09:29 | 09:35 | 9 | C1.7 | N09W41 | 10139 |
| 2002-10-11 | 23:34 | 23:41 | 15 | C1.7 | N08W47 | 10139 |
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 10139 produced 19 C+ flares between 2002-10-04 and 2002-10-11.