Sun flares
X-ray index
Diagram of the solar flare activity
X-ray emission of the Sun on Oct 17, 2011 and Oct 18, 2011 (GOES-15)
Solar flares on Oct 18, 2011
1 solar flare was observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class C2.0 | 0 | 06:39:00 | 06:43:00 | 06:45:00 |
Solar flares on Oct 17, 2011
4 solar flares were observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class C1.9 | 1324 | 18:05:00 | 18:09:00 | 18:13:00 |
| Flare of class C1.8 | 0 | 09:29:00 | 09:32:00 | 09:34:00 |
| Flare of class C2.1 | 0 | 08:24:00 | 08:28:00 | 08:30:00 |
| Flare of class C1.6 | 0 | 05:40:00 | 07:21:00 | 08:03:00 |