Solar flares on May 31, 2025
The most powerful solar flare in 24 hours
M8.1 (strong) flare - May 31 at 5:35 AM
Solar activity index
Value as of the end of the day on May 31, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from May 30, 2025 to May 31, 2025
Time zone — UTC+05:30 (Chandannagar)
List of solar flares for May 31, 2025
The total number of solar flares of class C and higher — 14 flares
C class — 8 | M class — 6 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.5 | 23:43 | 23:50 | 23:54 | 4100 |
| M2.9 | 21:06 | 21:19 | 21:27 | 4100 |
| C6.5 | 18:51 | 18:58 | 19:00 | 4100 |
| C2.6 | 17:05 | 17:09 | 17:12 | 4100 |
| C3.2 | 15:31 | 15:39 | 15:52 | 4100 |
| M4.5 | 13:38 | 13:48 | 13:53 | 4100 |
| C7.0 | 12:52 | 12:57 | 13:00 | 4100 |
| C5.5 | 12:26 | 12:35 | 12:37 | 4100 |
| M2.4 | 10:42 | 10:48 | 10:50 | 4100 |
| M1.0 | 09:19 | 09:26 | 09:34 | 4100 |
| M8.1 | 05:01 | 05:35 | 07:02 | 4100 |
| C1.5 | 03:06 | 03:14 | 03:20 | 4100 |
| C2.0 | 02:21 | 02:28 | 02:33 | 4100 |
| M1.6 | 23:52 | 00:09 | 00:24 | 4104 |