Solar flares — May 20, 2025
The strongest solar flare in the day
Flare of C5.3 level (normal) — in 23:25
Solar activity index
Value for May 20, 2025 24:00 (end on the day). The maximum value is 10.0
Solar flares in 2 days
Chart of solar activity from May 19, 2025 to May 20, 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 20, 2025
Total number of flares of class C and higher — 10 flares
C type — 10 | M type — 0 | X type — 0
| start | maximum | end | region | |
|---|---|---|---|---|
|
C1.6
|
23:39 | 23:47 | 23:51 | 4093 |
|
C5.3
|
23:18 | 23:25 | 23:28 | 4087 |
|
C2.1
|
22:20 | 22:30 | 22:34 | 4087 |
|
C1.2
|
21:24 | 21:32 | 21:37 | 4093 |
|
C2.9
|
14:00 | 14:10 | 14:14 | 4093 |
|
C2.5
|
11:54 | 11:59 | 12:08 | 4093 |
|
C2.7
|
11:07 | 11:21 | 11:34 | 4093 |
|
C5.3
|
06:45 | 06:54 | 07:00 | 4093 |
|
C1.0
|
06:34 | 06:38 | 06:42 | 4093 |
|
C1.3
|
02:16 | 02:26 | 02:32 | 4093 |