Sun flares
X-ray index
Diagram of the solar flare activity
X-ray emission of the Sun on Oct 17, 2016 and Oct 18, 2016 (GOES-15)
Solar flares on Oct 18, 2016
No solar flares of C, M and X-class were observed
Solar flares on Oct 17, 2016
1 solar flare was observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class C4.2 | 0 | 00:08:00 | 00:38:00 | 00:52:00 |