Solar flares — May 31, 2025
The strongest solar flare in the day
Flare of M8.1 level (strong) — in 01:05
Solar activity index
Value for May 31, 2025 24:00 (end on the day). The maximum value is 10.0
Solar flares in 2 days
Chart of solar activity from May 30, 2025 to May 31, 2025
Time zone — UTC+01 (London) - summer time
This chart in PNG format — high resolution
API data: JSON or TXT
List of solar flares for May 31, 2025
Total number of flares of class C and higher — 14 flares
C type — 9 | M type — 5 | X type — 0
| start | maximum | end | region | |
|---|---|---|---|---|
|
C2.2
|
23:31 | 23:34 | 23:40 | 4100 |
|
C2.2
|
22:54 | 22:58 | 23:02 | 4100 |
|
C4.8
|
20:00 | 20:06 | 20:08 | 4100 |
|
C2.5
|
19:13 | 19:20 | 19:24 | 4100 |
|
M2.9
|
16:36 | 16:49 | 16:57 | 4100 |
|
C6.5
|
14:21 | 14:28 | 14:30 | 4100 |
|
C2.6
|
12:35 | 12:39 | 12:42 | 4100 |
|
C3.2
|
11:01 | 11:09 | 11:22 | 4100 |
|
M4.5
|
09:08 | 09:18 | 09:23 | 4100 |
|
C7.0
|
08:22 | 08:27 | 08:30 | 4100 |
|
C5.5
|
07:56 | 08:05 | 08:07 | 4100 |
|
M2.4
|
06:12 | 06:18 | 06:20 | 4100 |
|
M1.0
|
04:49 | 04:56 | 05:04 | 4100 |
|
M8.1
|
00:31 | 01:05 | 02:32 | 4100 |