Solar flares — Dec 08, 2025
The strongest solar flare in the day
Flare of X1.1 level (very strong) — in 05:01
Solar activity index
Value for Dec 08, 2025 24:00 (end on the day). The maximum value is 10.0
Solar flares in 2 days
Chart of solar activity from Dec 07, 2025 to Dec 08, 2025
Time zone — UTC+00 (London)
This chart in PNG format — high resolution
API data: JSON or TXT
List of solar flares for Dec 08, 2025
Total number of flares of class C and higher — 20 flares
C type — 13 | M type — 6 | X type — 1
| start | maximum | end | region | |
|---|---|---|---|---|
|
C2.68
|
23:51 | 23:59 | 00:02 | — |
|
M1.2
|
22:04 | 22:28 | 22:45 | 4299 |
|
M3.1
|
21:13 | 21:17 | 21:25 | 4294 |
|
C3.7
|
20:59 | 21:06 | 21:13 | 4294 |
|
C2.4
|
17:58 | 18:11 | 18:22 | — |
|
C4.7
|
15:47 | 15:54 | 15:57 | 4294 |
|
C3.7
|
15:00 | 15:05 | 15:09 | 4294 |
|
C4.8
|
13:57 | 14:06 | 14:14 | — |
|
M1.0
|
12:42 | 13:05 | 13:21 | 4298 |
|
C5.2
|
12:19 | 12:28 | 12:36 | 4294 |
|
C8.0
|
08:50 | 08:57 | 09:06 | 4298 |
|
M1.8
|
06:40 | 06:54 | 07:04 | 4299 |
|
C3.5
|
05:20 | 05:26 | 05:30 | 4299 |
|
X1.1
|
04:49 | 05:01 | 05:04 | 4298 |
|
C6.2
|
04:17 | 04:27 | 04:32 | 4294 |
|
C4.1
|
03:40 | 03:46 | 03:51 | 4294 |
|
C3.6
|
02:47 | 02:57 | 03:05 | 4296 |
|
C2.7
|
01:40 | 01:44 | 01:48 | 4294 |
|
M2.0
|
00:33 | 00:36 | 00:39 | 4294 |
|
M2.4
|
23:56 | 00:12 | 00:23 | 4299 |