Sun flares
X-ray index
Diagram of the solar flare activity
X-ray emission of the Sun on Dec 18, 2012 and Dec 19, 2012 (GOES-15)
Solar flares on Dec 19, 2012
No solar flares of C, M and X-class were observed
Solar flares on Dec 18, 2012
2 solar flares were observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class C1.3 | 1633 | 16:37:00 | 16:42:00 | 16:45:00 |
| Flare of class C1.4 | 1631 | 13:00:00 | 13:08:00 | 13:12:00 |