Sun flares
X-ray index
Diagram of the solar flare activity
X-ray emission of the Sun on Jul 20, 2021 and Jul 21, 2021 (GOES-16)
Solar flares on Jul 21, 2021
2 solar flares were observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class C1.3 | 2845 | 19:47:00 | 20:05:00 | 20:19:00 |
| Flare of class C1.2 | 2849 | 15:55:00 | 16:04:00 | 16:11:00 |
Solar flares on Jul 20, 2021
1 solar flare was observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class C1.0 | 0 | 23:19:00 | 23:27:00 | 23:37:00 |