Sun flares
X-ray index
Diagram of the solar flare activity
X-ray emission of the Sun on Oct 20, 2011 and Oct 21, 2011 (GOES-15)
Solar flares on Oct 21, 2011
4 solar flares were observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class C2.7 | 1319 | 17:00:00 | 17:04:00 | 17:10:00 |
| Flare of class C1.5 | 1319 | 13:40:00 | 13:44:00 | 13:46:00 |
| Flare of class M1.3 | 1319 | 12:53:00 | 13:00:00 | 13:08:00 |
| Flare of class C2.4 | 1324 | 08:53:00 | 08:57:00 | 09:02:00 |
Solar flares on Oct 20, 2011
3 solar flares were observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class C5.4 | 1324 | 15:33:00 | 15:39:00 | 15:45:00 |
| Flare of class M1.6 | 0 | 03:10:00 | 03:25:00 | 03:44:00 |
| Flare of class C1.5 | 1324 | 02:00:00 | 02:03:00 | 02:05:00 |