Solar flares — May 28, 2026
The strongest solar flare in the day
Flare of C3.2 level (normal) — in 16:16
Solar activity index
Value for May 28, 2026 24:00 (end on the day). The maximum value is 10.0

Solar flares in 2 days
Chart of solar activity from May 27, 2026 to May 28, 2026
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 28, 2026
Total number of flares of class C and higher — 4 flares
C type — 4 | M type — 0 | X type — 0
| start | maximum | end | region | |
|---|---|---|---|---|
|
C1.5
|
17:28 | 17:37 | 17:41 | 4455 |
|
C3.2
|
16:09 | 16:16 | 16:18 | 4452 |
|
C1.8
|
10:58 | 11:09 | 11:20 | 4455 |
|
C1.1
|
08:52 | 09:00 | 09:07 | 4447 |
