Solar flares on January 4, 2025
The most powerful solar flare in 24 hours
X1.8 (very strong) flare - January 4 at 12:48 PM
Solar activity index
Value as of the end of the day on January 4, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from January 3, 2025 to January 4, 2025
Time zone — UTC+00 (London)
List of solar flares for January 4, 2025
The total number of solar flares of class C and higher — 13 flares
C class — 9 | M class — 3 | X class — 1
| Class | begin | max | end | region |
|---|---|---|---|---|
| M2.1 | 23:08 | 23:26 | 23:36 | 3947 |
| C5.8 | 21:34 | 21:42 | 21:52 | 3943 |
| C7.6 | 18:27 | 19:15 | 20:38 | 3939 |
| C9.3 | 14:11 | 15:09 | 16:34 | 3939 |
| X1.8 | 12:34 | 12:48 | 12:56 | 3947 |
| C7.1 | 11:22 | 11:32 | 11:43 | 3941 |
| C9.1 | 08:30 | 08:52 | 09:06 | 3947 |
| M7.6 | 04:58 | 05:18 | 05:27 | 3947 |
| C5.9 | 03:46 | 03:52 | 03:58 | 3943 |
| C3.7 | 03:06 | 03:14 | 03:26 | 3947 |
| C4.1 | 02:45 | 02:48 | 02:52 | 3947 |
| C3.4 | 02:21 | 02:28 | 02:34 | 3947 |
| M1.5 | 00:34 | 00:36 | 00:41 | 3947 |