Sun flares
X-ray index
Diagram of the solar flare activity
X-ray emission of the Sun on Feb 17, 2025 and Feb 18, 2025 (GOES-16)
Solar flares on Feb 18, 2025
11 solar flares were observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class C1.8 | 3992 | 18:11:00 | 18:17:00 | 18:23:00 |
| Flare of class C2.8 | 3992 | 17:14:00 | 17:19:00 | 17:24:00 |
| Flare of class C3.0 | 3992 | 16:59:00 | 17:10:00 | 17:14:00 |
| Flare of class C1.7 | 3990 | 12:00:00 | 12:09:00 | 12:15:00 |
| Flare of class C1.6 | 3990 | 11:25:00 | 11:33:00 | 11:39:00 |
| Flare of class C3.9 | 3992 | 07:45:00 | 07:50:00 | 07:55:00 |
| Flare of class C3.7 | 3996 | 04:07:00 | 04:12:00 | 04:20:00 |
| Flare of class C3.3 | 3998 | 03:58:00 | 04:03:00 | 04:07:00 |
| Flare of class C5.2 | 3998 | 01:26:00 | 01:30:00 | 01:35:00 |
| Flare of class C5.7 | 3990 | 00:47:00 | 01:08:00 | 01:26:00 |
| Flare of class C2.2 | 3992 | 00:31:00 | 00:35:00 | 00:47:00 |
Solar flares on Feb 17, 2025
18 solar flares were observed :
| Active region | Begin, UT | Max, UT | End, UT | |
|---|---|---|---|---|
| Flare of class C2.4 | 3998 | 23:30:00 | 23:40:00 | 23:57:00 |
| Flare of class C2.1 | 3998 | 22:04:00 | 22:12:00 | 22:18:00 |
| Flare of class C2.3 | 3998 | 21:40:00 | 21:52:00 | 22:04:00 |
| Flare of class C1.6 | 3986 | 20:17:00 | 20:22:00 | 20:27:00 |
| Flare of class C1.8 | 3992 | 19:35:00 | 19:42:00 | 19:46:00 |
| Flare of class C2.2 | 3998 | 18:27:00 | 18:33:00 | 18:37:00 |
| Flare of class C4.4 | 3998 | 15:50:00 | 15:57:00 | 16:01:00 |
| Flare of class M1.0 | 3992 | 15:07:00 | 15:13:00 | 15:23:00 |
| Flare of class C5.7 | 3997 | 14:46:00 | 14:55:00 | 15:07:00 |
| Flare of class C3.9 | 3998 | 13:32:00 | 13:40:00 | 13:45:00 |
| Flare of class C3.9 | 3998 | 11:43:00 | 11:52:00 | 12:02:00 |
| Flare of class C2.9 | 3998 | 08:07:00 | 08:18:00 | 08:30:00 |
| Flare of class C2.6 | 3992 | 07:26:00 | 07:36:00 | 07:44:00 |
| Flare of class C5.9 | 3992 | 04:24:00 | 04:46:00 | 04:56:00 |
| Flare of class C2.7 | 3998 | 03:58:00 | 04:01:00 | 04:08:00 |
| Flare of class C2.2 | 3992 | 02:55:00 | 03:00:00 | 03:06:00 |
| Flare of class C3.6 | 3998 | 02:16:00 | 02:28:00 | 02:34:00 |
| Flare of class C2.2 | 3998 | 01:49:00 | 01:58:00 | 02:05:00 |