Sun flares
X-ray index
Diagram of the solar flare activity
X-ray emission of the Sun on Jul 20, 2010 and Jul 21, 2010 (GOES-14)
Solar flares on Jul 21, 2010
No solar flares of C, M and X-class were observed
Solar flares on Jul 20, 2010
1 solar flare was observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class C1.4 | 1089 | 13:38:00 | 13:45:00 | 13:50:00 |