Sun flares
X-ray index
Diagram of the solar flare activity
X-ray emission of the Sun on Feb 16, 2011 and Feb 17, 2011 (GOES-15)
Solar flares on Feb 17, 2011
12 solar flares were observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class C1.1 | 1158 | 21:30:00 | 21:35:00 | 21:40:00 |
| Flare of class C1.3 | 1158 | 15:49:00 | 15:54:00 | 16:04:00 |
| Flare of class C2.4 | 1158 | 12:33:00 | 12:36:00 | 12:39:00 |
| Flare of class C2.2 | 0 | 10:38:00 | 10:44:00 | 10:49:00 |
| Flare of class C2.6 | 1158 | 10:25:00 | 10:28:00 | 10:32:00 |
| Flare of class C1.9 | 1158 | 09:24:00 | 09:30:00 | 09:35:00 |
| Flare of class C1.2 | 1158 | 08:09:00 | 08:13:00 | 08:18:00 |
| Flare of class C1.2 | 1158 | 06:44:00 | 06:47:00 | 06:51:00 |
| Flare of class C1.0 | 1158 | 05:33:00 | 05:36:00 | 05:40:00 |
| Flare of class C1.5 | 1158 | 04:09:00 | 04:15:00 | 04:22:00 |
| Flare of class C2.3 | 1158 | 02:46:00 | 03:08:00 | 03:21:00 |
| Flare of class C6.1 | 1158 | 01:41:00 | 01:46:00 | 01:50:00 |
Solar flares on Feb 16, 2011
15 solar flares were observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class C2.8 | 1158 | 23:02:00 | 24:25:00 | 25:07:00 |
| Flare of class C4.2 | 1158 | 21:06:00 | 21:11:00 | 21:14:00 |
| Flare of class C1.1 | 1158 | 20:11:00 | 20:15:00 | 20:19:00 |
| Flare of class C1.3 | 1158 | 19:29:00 | 19:36:00 | 19:43:00 |
| Flare of class C7.7 | 1158 | 15:27:00 | 15:32:00 | 15:37:00 |
| Flare of class M1.6 | 1158 | 14:19:00 | 14:25:00 | 14:29:00 |
| Flare of class C1.0 | 1158 | 11:58:00 | 12:02:00 | 12:05:00 |
| Flare of class C3.2 | 1158 | 10:25:00 | 10:32:00 | 10:39:00 |
| Flare of class C9.9 | 1158 | 09:02:00 | 09:11:00 | 09:19:00 |
| Flare of class M1.1 | 1161 | 07:35:00 | 07:44:00 | 07:55:00 |
| Flare of class C2.2 | 0 | 06:18:00 | 06:22:00 | 06:29:00 |
| Flare of class C5.9 | 0 | 05:40:00 | 05:45:00 | 05:55:00 |
| Flare of class C2.2 | 1158 | 01:56:00 | 02:00:00 | 02:05:00 |
| Flare of class M1.0 | 0 | 01:32:00 | 01:39:00 | 01:46:00 |
| Flare of class C2.0 | 0 | 00:58:00 | 01:05:00 | 01:10:00 |