Solar flares on December 10, 2025
The most powerful solar flare in 24 hours
M1.9 (strong) flare - December 10 at 1:07 PM
Solar activity index
Value as of the end of the day on December 10, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 9, 2025 to December 10, 2025
Time zone — UTC+05:30 (Bhatpara)
List of solar flares for December 10, 2025
The total number of solar flares of class C and higher — 20 flares
C class — 15 | M class — 5 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C3.4 | 20:26 | 20:35 | 20:44 | 4305 |
| M1.6 | 19:02 | 19:13 | 19:19 | 4294 |
| C4.1 | 15:52 | 15:59 | 16:13 | 4294 |
| M1.0 | 15:16 | 15:25 | 15:32 | 4294 |
| M1.9 | 13:01 | 13:07 | 13:12 | 4294 |
| C2.5 | 12:53 | 12:59 | 13:01 | 4304 |
| C2.0 | 12:30 | 12:34 | 12:37 | 4294 |
| C3.6 | 11:45 | 11:56 | 12:04 | 4294 |
| C3.1 | 11:03 | 11:08 | 11:13 | 4294 |
| C4.1 | 10:27 | 10:33 | 10:37 | 4296 |
| M1.2 | 09:47 | 09:52 | 09:57 | 4294 |
| C9.5 | 08:47 | 08:54 | 09:00 | 4296 |
| C6.5 | 08:35 | 08:43 | 08:47 | 4304 |
| C8.0 | 08:01 | 08:17 | 08:24 | 4294 |
| C7.8 | 06:50 | 06:55 | 07:00 | 4294 |
| M1.5 | 04:43 | 04:57 | 05:06 | 4296 |
| C3.7 | 04:02 | 04:08 | 04:13 | 4305 |
| C5.0 | 03:00 | 03:12 | 03:33 | 4294 |
| C3.4 | 02:23 | 02:39 | 02:51 | 4294 |
| C3.9 | 00:21 | 00:42 | 01:01 | 4294 |