Sun flares
X-ray index
Diagram of the solar flare activity
X-ray emission of the Sun on Dec 17, 2023 and Dec 18, 2023 (GOES-16)
Solar flares on Dec 18, 2023
9 solar flares were observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class C4.0 | 3526 | 20:27:00 | 20:36:00 | 20:42:00 |
| Flare of class C4.5 | 3528 | 19:15:00 | 19:25:00 | 19:30:00 |
| Flare of class C4.4 | 0 | 15:06:00 | 15:21:00 | 15:26:00 |
| Flare of class C6.5 | 3528 | 14:13:00 | 14:22:00 | 14:30:00 |
| Flare of class C4.2 | 3526 | 03:57:00 | 04:08:00 | 04:21:00 |
| Flare of class C2.1 | 3519 | 03:35:00 | 03:40:00 | 03:49:00 |
| Flare of class C6.0 | 3524 | 02:44:00 | 02:55:00 | 03:00:00 |
| Flare of class C2.1 | 3514 | 01:23:00 | 01:28:00 | 01:33:00 |
| Flare of class C2.2 | 3519 | 00:23:00 | 00:26:00 | 00:31:00 |
Solar flares on Dec 17, 2023
9 solar flares were observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class C4.8 | 3526 | 21:23:00 | 21:32:00 | 21:43:00 |
| Flare of class M1.1 | 3514 | 20:08:00 | 20:17:00 | 20:21:00 |
| Flare of class C3.8 | 3514 | 18:04:00 | 18:21:00 | 18:31:00 |
| Flare of class C3.5 | 3514 | 18:01:00 | 18:14:00 | 18:35:00 |
| Flare of class C3.3 | 3524 | 17:06:00 | 17:29:00 | 17:50:00 |
| Flare of class C2.1 | 3514 | 10:19:00 | 10:25:00 | 10:31:00 |
| Flare of class C4.1 | 3514 | 06:37:00 | 06:46:00 | 06:55:00 |
| Flare of class C2.5 | 3514 | 06:31:00 | 06:35:00 | 06:37:00 |
| Flare of class C1.7 | 3520 | 04:37:00 | 04:45:00 | 04:53:00 |