Sun flares
X-ray index
Diagram of the solar flare activity
X-ray emission of the Sun on Apr 18, 2017 and Apr 19, 2017 (GOES-15)
Solar flares on Apr 19, 2017
No solar flares of C, M and X-class were observed
Solar flares on Apr 18, 2017
2 solar flares were observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class C5.5 | 2651 | 19:21:00 | 20:10:00 | 20:49:00 |
| Flare of class C3.3 | 2651 | 09:29:00 | 09:41:00 | 09:55:00 |