Home › Flare history › Region ranking
Solar flares from active region 10808
C47
M20
X10
LargestX17.02005-09-07
Span11 days
Flares by day
1
8
15
8
6
4
9
6
9
8
3
All flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 2005-09-07 | 17:17 | 17:40 | 46 | X17.0 | S11E77 | 10808 |
| 2005-09-08 | 10:58 | 11:17 | 27 | C2.9 | S12E75 | 10808 |
| 2005-09-08 | 12:55 | 12:58 | 7 | C2.0 | S12E75 | 10808 |
| 2005-09-08 | 14:33 | 14:36 | 9 | C4.0 | S11E72 | 10808 |
| 2005-09-08 | 14:49 | 14:52 | 7 | C1.9 | S12E73 | 10808 |
| 2005-09-08 | 16:01 | 16:09 | 17 | C4.2 | S12E74 | 10808 |
| 2005-09-08 | 16:49 | 17:03 | 22 | M2.1 | S12E74 | 10808 |
| 2005-09-08 | 20:23 | 20:29 | 18 | M2.1 | S12E70 | 10808 |
| 2005-09-08 | 20:52 | 21:06 | 25 | X5.4 | S12E75 | 10808 |
| 2005-09-09 | 02:08 | 02:19 | 21 | M1.0 | S13E68 | 10808 |
| 2005-09-09 | 02:33 | 02:36 | 6 | M1.1 | S12E68 | 10808 |
| 2005-09-09 | 02:43 | 03:00 | 24 | X1.1 | S12E68 | 10808 |
| 2005-09-09 | 04:46 | 05:03 | 26 | M1.8 | – | 10808 |
| 2005-09-09 | 05:32 | 05:48 | 28 | M6.2 | S13E71 | 10808 |
| 2005-09-09 | 08:22 | 08:26 | 7 | C3.7 | S13E66 | 10808 |
| 2005-09-09 | 09:14 | 09:18 | 8 | C3.1 | S12E64 | 10808 |
| 2005-09-09 | 09:26 | 09:31 | 15 | C4.8 | S12E64 | 10808 |
| 2005-09-09 | 09:42 | 09:59 | 26 | X3.6 | S11E66 | 10808 |
| 2005-09-09 | 12:33 | 12:47 | 19 | C3.0 | S12E62 | 10808 |
| 2005-09-09 | 15:18 | 15:26 | 10 | C4.2 | S11E59 | 10808 |
| 2005-09-09 | 15:37 | 15:43 | 11 | C2.8 | S11E60 | 10808 |
| 2005-09-09 | 16:33 | 16:38 | 14 | C1.0 | S11E60 | 10808 |
| 2005-09-09 | 17:32 | 17:51 | 38 | M1.9 | S11E60 | 10808 |
| 2005-09-09 | 19:13 | 20:04 | 83 | X6.2 | S12E67 | 10808 |
| 2005-09-10 | 06:06 | 06:14 | 11 | M3.7 | – | 10808 |
| 2005-09-10 | 08:59 | 09:07 | 32 | M1.9 | S12E51 | 10808 |
| 2005-09-10 | 10:24 | 10:28 | 10 | C7.6 | S12E51 | 10808 |
| 2005-09-10 | 13:00 | 13:47 | 61 | C7.8 | S12E49 | 10808 |
| 2005-09-10 | 15:44 | 15:50 | 14 | C7.1 | S12E46 | 10808 |
| 2005-09-10 | 16:34 | 16:43 | 17 | X1.1 | S11E47 | 10808 |
| 2005-09-10 | 19:10 | 19:36 | 40 | M4.1 | S12E45 | 10808 |
| 2005-09-10 | 21:30 | 22:11 | 73 | X2.1 | S13E47 | 10808 |
| 2005-09-11 | 02:29 | 02:35 | 11 | M3.4 | S12E41 | 10808 |
| 2005-09-11 | 06:09 | 06:18 | 16 | C7.1 | S13E41 | 10808 |
| 2005-09-11 | 07:06 | 07:10 | 11 | C4.4 | S13E41 | 10808 |
| 2005-09-11 | 12:44 | 13:12 | 69 | M3.0 | – | 10808 |
| 2005-09-11 | 22:12 | 22:15 | 6 | C6.5 | – | 10808 |
| 2005-09-11 | 23:21 | 23:25 | 10 | C2.0 | – | 10808 |
| 2005-09-12 | 06:56 | 07:01 | 9 | M1.3 | – | 10808 |
| 2005-09-12 | 08:37 | 09:03 | 43 | M6.1 | – | 10808 |
| 2005-09-12 | 20:05 | 20:09 | 6 | M1.5 | – | 10808 |
| 2005-09-12 | 22:57 | 23:01 | 6 | C5.6 | – | 10808 |
| 2005-09-13 | 00:53 | 00:58 | 9 | C4.3 | – | 10808 |
| 2005-09-13 | 03:21 | 03:27 | 10 | C3.4 | – | 10808 |
| 2005-09-13 | 04:37 | 04:45 | 17 | C5.1 | – | 10808 |
| 2005-09-13 | 06:31 | 06:35 | 6 | C1.2 | – | 10808 |
| 2005-09-13 | 08:24 | 08:28 | 7 | C1.8 | – | 10808 |
| 2005-09-13 | 13:11 | 13:43 | 42 | C4.5 | – | 10808 |
| 2005-09-13 | 18:49 | 19:05 | 26 | C2.9 | – | 10808 |
| 2005-09-13 | 19:19 | 19:27 | 98 | X1.5 | – | 10808 |
| 2005-09-13 | 23:15 | 23:22 | 15 | X1.7 | – | 10808 |
| 2005-09-14 | 04:14 | 04:19 | 11 | C3.8 | – | 10808 |
| 2005-09-14 | 06:56 | 07:03 | 12 | C5.2 | – | 10808 |
| 2005-09-14 | 19:22 | 19:27 | 12 | C4.4 | – | 10808 |
| 2005-09-14 | 20:37 | 21:18 | 55 | C4.3 | – | 10808 |
| 2005-09-14 | 22:47 | 23:12 | 35 | C5.8 | – | 10808 |
| 2005-09-14 | 23:38 | 23:42 | 8 | C3.7 | – | 10808 |
| 2005-09-15 | 00:51 | 01:19 | 55 | C8.5 | – | 10808 |
| 2005-09-15 | 04:57 | 05:00 | 5 | C2.6 | – | 10808 |
| 2005-09-15 | 06:44 | 06:53 | 12 | C1.8 | – | 10808 |
| 2005-09-15 | 08:30 | 08:38 | 16 | X1.1 | – | 10808 |
| 2005-09-15 | 14:33 | 14:37 | 9 | C1.0 | – | 10808 |
| 2005-09-15 | 14:44 | 15:17 | 47 | C7.1 | – | 10808 |
| 2005-09-15 | 16:28 | 16:51 | 34 | C4.8 | – | 10808 |
| 2005-09-15 | 18:21 | 18:30 | 17 | C2.3 | – | 10808 |
| 2005-09-15 | 18:55 | 19:10 | 31 | M1.0 | – | 10808 |
| 2005-09-16 | 01:41 | 01:49 | 15 | M4.4 | – | 10808 |
| 2005-09-16 | 05:20 | 05:23 | 5 | C1.1 | – | 10808 |
| 2005-09-16 | 08:52 | 08:58 | 11 | C1.2 | – | 10808 |
| 2005-09-16 | 14:36 | 14:45 | 24 | C6.1 | – | 10808 |
| 2005-09-16 | 15:09 | 15:15 | 25 | C7.9 | – | 10808 |
| 2005-09-16 | 17:35 | 17:48 | 35 | M1.3 | – | 10808 |
| 2005-09-16 | 19:18 | 19:36 | 30 | M3.5 | – | 10808 |
| 2005-09-16 | 23:33 | 23:39 | 9 | C6.2 | – | 10808 |
| 2005-09-17 | 02:07 | 02:12 | 11 | C2.0 | – | 10808 |
| 2005-09-17 | 04:32 | 04:49 | 36 | C3.3 | – | 10808 |
| 2005-09-17 | 05:58 | 06:05 | 17 | M9.8 | – | 10808 |
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 10808 produced 77 C+ flares between 2005-09-07 and 2005-09-17.