Sun flares
X-ray index
Diagram of the solar flare activity
X-ray emission of the Sun on Sep 20, 2023 and Sep 21, 2023 (GOES-16)
Solar flares on Sep 21, 2023
7 solar flares were observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class C3.2 | 3443 | 15:59:00 | 16:07:00 | 16:15:00 |
| Flare of class C2.4 | 3438 | 14:43:00 | 14:53:00 | 15:05:00 |
| Flare of class M8.7 | 3435 | 12:42:00 | 12:54:00 | 13:02:00 |
| Flare of class C2.5 | 3435 | 10:09:00 | 10:20:00 | 10:26:00 |
| Flare of class C2.1 | 3443 | 09:38:00 | 09:46:00 | 09:52:00 |
| Flare of class C1.6 | 3438 | 05:51:00 | 05:57:00 | 06:05:00 |
| Flare of class C2.2 | 3442 | 01:32:00 | 01:43:00 | 02:06:00 |
Solar flares on Sep 20, 2023
10 solar flares were observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class C2.3 | 3438 | 23:17:00 | 23:21:00 | 23:25:00 |
| Flare of class C4.7 | 3442 | 21:27:00 | 21:38:00 | 21:48:00 |
| Flare of class C1.3 | 0 | 20:29:00 | 20:38:00 | 20:44:00 |
| Flare of class C5.5 | 3438 | 18:36:00 | 18:40:00 | 18:44:00 |
| Flare of class C4.2 | 3442 | 17:34:00 | 18:02:00 | 18:24:00 |
| Flare of class M8.2 | 3435 | 14:11:00 | 14:19:00 | 14:25:00 |
| Flare of class C3.4 | 3438 | 12:09:00 | 12:12:00 | 12:17:00 |
| Flare of class C3.1 | 3437 | 09:03:00 | 09:10:00 | 09:15:00 |
| Flare of class C2.3 | 3429 | 06:38:00 | 06:52:00 | 07:08:00 |
| Flare of class C3.0 | 0 | 04:27:00 | 04:37:00 | 04:46:00 |