Sun flares
X-ray index
Diagram of the solar flare activity
X-ray emission of the Sun on Apr 17, 2023 and Apr 18, 2023 (GOES-16)
Solar flares on Apr 18, 2023
8 solar flares were observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class C2.9 | 0 | 22:45:00 | 22:56:00 | 23:17:00 |
| Flare of class C1.9 | 0 | 19:07:00 | 19:17:00 | 19:24:00 |
| Flare of class C3.2 | 3283 | 18:00:00 | 18:13:00 | 18:27:00 |
| Flare of class C4.8 | 3280 | 15:21:00 | 15:29:00 | 15:36:00 |
| Flare of class C2.4 | 3280 | 14:27:00 | 14:35:00 | 14:54:00 |
| Flare of class C1.9 | 3280 | 09:27:00 | 09:33:00 | 09:37:00 |
| Flare of class C2.4 | 3280 | 05:24:00 | 05:30:00 | 05:34:00 |
| Flare of class C1.5 | 3280 | 03:56:00 | 04:03:00 | 04:07:00 |
Solar flares on Apr 17, 2023
7 solar flares were observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class C6.9 | 3282 | 14:17:00 | 14:31:00 | 14:40:00 |
| Flare of class C2.3 | 3280 | 08:28:00 | 08:37:00 | 08:47:00 |
| Flare of class C2.1 | 3279 | 07:31:00 | 07:40:00 | 07:50:00 |
| Flare of class C7.0 | 3281 | 06:21:00 | 06:33:00 | 06:39:00 |
| Flare of class C4.1 | 3280 | 04:08:00 | 04:16:00 | 04:29:00 |
| Flare of class C2.2 | 3281 | 03:21:00 | 03:31:00 | 03:40:00 |
| Flare of class C2.2 | 3282 | 00:53:00 | 00:59:00 | 01:03:00 |