Solar flares — Oct 25, 2025
The strongest solar flare in the day
Flare of C1.6 level (normal) — in 11:23
Solar activity index
Value for Oct 25, 2025 24:00 (end on the day). The maximum value is 10.0
Solar flares in 2 days
Chart of solar activity from Oct 24, 2025 to Oct 25, 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 Oct 25, 2025
Total number of flares of class C and higher — 2 flares
C type — 2 | M type — 0 | X type — 0
| start | maximum | end | region | |
|---|---|---|---|---|
|
C1.3
|
12:01 | 12:12 | 12:28 | 4256 |
|
C1.6
|
11:13 | 11:23 | 11:30 | 4267 |