Sun flares
X-ray index
Diagram of the solar flare activity
X-ray emission of the Sun on Feb 15, 2011 and Feb 16, 2011 (GOES-15)
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 |
Solar flares on Feb 15, 2011
8 solar flares were observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class C1.3 | 1158 | 22:49:00 | 22:54:00 | 22:56:00 |
| Flare of class C6.6 | 1158 | 19:30:00 | 20:33:00 | 20:53:00 |
| Flare of class C1.7 | 1158 | 18:07:00 | 18:44:00 | 18:57:00 |
| Flare of class C4.8 | 1158 | 14:32:00 | 14:44:00 | 14:51:00 |
| Flare of class C1.0 | 0 | 10:02:00 | 10:07:00 | 10:16:00 |
| Flare of class C4.8 | 0 | 04:27:00 | 04:32:00 | 04:37:00 |
| Flare of class X2.2 | 1158 | 01:44:00 | 01:56:00 | 02:06:00 |
| Flare of class C2.7 | 0 | 00:31:00 | 00:38:00 | 00:48:00 |