Sun flares
X-ray index
Diagram of the solar flare activity
X-ray emission of the Sun on Oct 20, 2013 and Oct 21, 2013 (GOES-15)
Solar flares on Oct 21, 2013
10 solar flares were observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class C2.7 | 1875 | 23:02:00 | 23:11:00 | 23:15:00 |
| Flare of class C2.0 | 1875 | 22:31:00 | 22:46:00 | 22:58:00 |
| Flare of class C1.5 | 1875 | 20:56:00 | 21:00:00 | 21:07:00 |
| Flare of class C1.6 | 1875 | 20:29:00 | 20:34:00 | 20:46:00 |
| Flare of class C1.6 | 0 | 20:20:00 | 20:34:00 | 20:39:00 |
| Flare of class C2.4 | 1875 | 15:40:00 | 16:10:00 | 16:16:00 |
| Flare of class C1.1 | 1877 | 14:33:00 | 14:44:00 | 15:36:00 |
| Flare of class C1.0 | 1877 | 09:19:00 | 09:22:00 | 09:25:00 |
| Flare of class C1.6 | 1875 | 08:09:00 | 08:13:00 | 08:17:00 |
| Flare of class C1.7 | 0 | 07:06:00 | 07:14:00 | 07:18:00 |
Solar flares on Oct 20, 2013
4 solar flares were observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class C1.0 | 1875 | 22:51:00 | 22:57:00 | 23:01:00 |
| Flare of class C1.7 | 1873 | 18:09:00 | 18:48:00 | 19:07:00 |
| Flare of class C2.0 | 1868 | 12:41:00 | 12:45:00 | 12:50:00 |
| Flare of class C2.9 | 1868 | 08:33:00 | 08:40:00 | 08:46:00 |