Sun flares
X-ray index
Diagram of the solar flare activity
X-ray emission of the Sun on Aug 17, 2011 and Aug 18, 2011 (GOES-15)
Solar flares on Aug 18, 2011
3 solar flares were observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class C1.1 | 1271 | 14:59:00 | 15:15:00 | 15:31:00 |
| Flare of class C1.2 | 1272 | 06:40:00 | 06:44:00 | 06:51:00 |
| Flare of class C1.6 | 1271 | 00:23:00 | 00:30:00 | 00:36:00 |
Solar flares on Aug 17, 2011
4 solar flares were observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class C2.6 | 1272 | 16:16:00 | 16:31:00 | 16:45:00 |
| Flare of class C3.4 | 1271 | 10:19:00 | 10:42:00 | 11:08:00 |
| Flare of class C2.3 | 1272 | 04:19:00 | 04:29:00 | 05:07:00 |
| Flare of class C1.9 | 1272 | 01:44:00 | 02:54:00 | 03:44:00 |