Sun flares
X-ray index
Diagram of the solar flare activity
X-ray emission of the Sun on Dec 21, 2021 and Dec 22, 2021 (GOES-16)
Solar flares on Dec 22, 2021
13 solar flares were observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class C1.9 | 2907 | 23:44:00 | 23:53:00 | 24:02:00 |
| Flare of class C2.0 | 2908 | 22:05:00 | 22:18:00 | 22:33:00 |
| Flare of class C1.1 | 2907 | 21:20:00 | 21:27:00 | 21:32:00 |
| Flare of class C1.3 | 2918 | 20:42:00 | 20:46:00 | 20:50:00 |
| Flare of class C2.4 | 2907 | 19:31:00 | 19:39:00 | 19:45:00 |
| Flare of class C8.8 | 2907 | 17:56:00 | 18:08:00 | 18:26:00 |
| Flare of class C2.0 | 2908 | 11:03:00 | 11:09:00 | 11:16:00 |
| Flare of class C3.4 | 2907 | 10:14:00 | 10:18:00 | 10:22:00 |
| Flare of class C2.9 | 2907 | 10:04:00 | 10:11:00 | 10:14:00 |
| Flare of class M1.3 | 2908 | 06:54:00 | 07:06:00 | 07:21:00 |
| Flare of class C4.0 | 2907 | 05:15:00 | 05:42:00 | 05:59:00 |
| Flare of class C1.5 | 2907 | 04:36:00 | 04:46:00 | 04:56:00 |
| Flare of class C5.7 | 0 | 00:12:00 | 00:21:00 | 00:29:00 |
Solar flares on Dec 21, 2021
13 solar flares were observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class C4.9 | 0 | 22:29:00 | 22:37:00 | 23:08:00 |
| Flare of class C3.9 | 0 | 20:36:00 | 20:48:00 | 21:00:00 |
| Flare of class C4.9 | 2909 | 19:02:00 | 19:23:00 | 19:53:00 |
| Flare of class C4.9 | 2908 | 17:35:00 | 17:50:00 | 18:04:00 |
| Flare of class C2.0 | 2916 | 15:44:00 | 15:53:00 | 15:58:00 |
| Flare of class C1.0 | 2908 | 13:45:00 | 13:52:00 | 14:00:00 |
| Flare of class M1.4 | 2916 | 11:31:00 | 11:44:00 | 11:49:00 |
| Flare of class M1.1 | 2916 | 07:43:00 | 07:50:00 | 07:57:00 |
| Flare of class C4.9 | 2908 | 07:06:00 | 07:22:00 | 07:34:00 |
| Flare of class C4.0 | 2908 | 05:58:00 | 06:10:00 | 06:19:00 |
| Flare of class C3.3 | 2908 | 04:48:00 | 05:00:00 | 05:09:00 |
| Flare of class C2.8 | 2908 | 03:40:00 | 03:44:00 | 03:52:00 |
| Flare of class C5.5 | 2907 | 01:44:00 | 01:57:00 | 02:12:00 |