Sun flares
X-ray index
Diagram of the solar flare activity
X-ray emission of the Sun on Sep 12, 2011 and Sep 13, 2011 (GOES-15)
Solar flares on Sep 13, 2011
3 solar flares were observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class C2.9 | 1295 | 23:31:00 | 23:36:00 | 23:50:00 |
| Flare of class C1.5 | 0 | 17:27:00 | 18:01:00 | 18:21:00 |
| Flare of class C1.1 | 0 | 04:12:00 | 04:19:00 | 04:32:00 |
Solar flares on Sep 12, 2011
4 solar flares were observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class C9.9 | 1295 | 20:30:00 | 20:54:00 | 21:51:00 |
| Flare of class C2.9 | 1295 | 12:15:00 | 12:29:00 | 12:40:00 |
| Flare of class C2.0 | 1292 | 03:24:00 | 03:29:00 | 03:33:00 |
| Flare of class C1.7 | 1292 | 02:22:00 | 02:26:00 | 02:30:00 |