Sun flares
X-ray index
Diagram of the solar flare activity
X-ray emission of the Sun on Feb 17, 2023 and Feb 18, 2023 (GOES-16)
Solar flares on Feb 18, 2023
4 solar flares were observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class C2.7 | 3226 | 22:14:00 | 22:21:00 | 22:25:00 |
| Flare of class C7.6 | 3226 | 18:31:00 | 18:36:00 | 18:41:00 |
| Flare of class C7.7 | 3226 | 11:49:00 | 12:00:00 | 12:07:00 |
| Flare of class C4.9 | 3226 | 08:16:00 | 08:25:00 | 08:29:00 |
Solar flares on Feb 17, 2023
8 solar flares were observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class X2.2 | 3229 | 19:38:00 | 20:16:00 | 20:50:00 |
| Flare of class C2.0 | 3226 | 11:43:00 | 11:48:00 | 11:52:00 |
| Flare of class C2.0 | 3229 | 10:44:00 | 10:50:00 | 11:00:00 |
| Flare of class C2.1 | 0 | 10:24:00 | 10:33:00 | 10:39:00 |
| Flare of class C2.2 | 3229 | 09:29:00 | 09:38:00 | 09:42:00 |
| Flare of class C1.9 | 3229 | 07:29:00 | 07:33:00 | 07:43:00 |
| Flare of class C1.3 | 3229 | 04:19:00 | 04:25:00 | 04:34:00 |
| Flare of class C3.8 | 3229 | 01:31:00 | 01:35:00 | 01:42:00 |