Sun flares
X-ray index
Diagram of the solar flare activity
X-ray emission of the Sun on Dec 11, 2011 and Dec 12, 2011 (GOES-15)
Solar flares on Dec 12, 2011
2 solar flares were observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class C1.7 | 1367 | 23:31:00 | 23:39:00 | 23:52:00 |
| Flare of class C1.2 | 1374 | 08:30:00 | 08:37:00 | 08:47:00 |
Solar flares on Dec 11, 2011
No solar flares of C, M and X-class were observed