Sun flares
X-ray index
Diagram of the solar flare activity
X-ray emission of the Sun on Apr 20, 2024 and Apr 21, 2024 (GOES-16)
Solar flares on Apr 21, 2024
9 solar flares were observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class C3.7 | 0 | 23:37:00 | 23:45:00 | 23:49:00 |
| Flare of class C4.0 | 3655 | 23:06:00 | 23:15:00 | 23:37:00 |
| Flare of class M3.4 | 3638 | 21:44:00 | 21:52:00 | 21:57:00 |
| Flare of class C5.3 | 3647 | 20:42:00 | 20:55:00 | 21:10:00 |
| Flare of class M2.2 | 3638 | 15:07:00 | 15:14:00 | 15:20:00 |
| Flare of class M1.0 | 3645 | 12:39:00 | 12:59:00 | 13:34:00 |
| Flare of class C3.8 | 3638 | 04:39:00 | 04:46:00 | 04:53:00 |
| Flare of class C3.9 | 3638 | 04:25:00 | 04:34:00 | 04:39:00 |
| Flare of class C5.7 | 3645 | 01:00:00 | 01:13:00 | 01:24:00 |
Solar flares on Apr 20, 2024
12 solar flares were observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class C4.9 | 3645 | 21:53:00 | 21:59:00 | 22:09:00 |
| Flare of class C4.3 | 3645 | 21:43:00 | 21:50:00 | 21:53:00 |
| Flare of class C3.2 | 3638 | 20:46:00 | 20:56:00 | 21:05:00 |
| Flare of class C7.5 | 3645 | 16:52:00 | 17:06:00 | 17:20:00 |
| Flare of class C4.9 | 3645 | 16:35:00 | 16:41:00 | 16:46:00 |
| Flare of class C2.8 | 3645 | 13:01:00 | 13:07:00 | 13:15:00 |
| Flare of class C3.7 | 3638 | 11:46:00 | 11:52:00 | 11:56:00 |
| Flare of class C3.0 | 3639 | 09:11:00 | 09:18:00 | 09:23:00 |
| Flare of class C3.9 | 3636 | 08:36:00 | 08:49:00 | 09:03:00 |
| Flare of class C3.7 | 0 | 06:20:00 | 06:28:00 | 06:42:00 |
| Flare of class C2.7 | 3643 | 03:33:00 | 03:39:00 | 03:47:00 |
| Flare of class C4.8 | 3638 | 00:57:00 | 01:07:00 | 01:13:00 |