Solar flares — Oct 05, 2025
The strongest solar flare in the day
Flare of C2.1 level (normal) — in 00:23
Solar activity index
Value for Oct 05, 2025 24:00 (end on the day). The maximum value is 10.0

Solar flares in 2 days
Chart of solar activity from Oct 04, 2025 to Oct 05, 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 05, 2025
Total number of flares of class C and higher — 1 flare
C type — 1 | M type — 0 | X type — 0
start | maximum | end | region | |
---|---|---|---|---|
C2.1
|
00:17 | 00:23 | 00:26 | 4241 |