Solar flares — Oct 11, 2025
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The strongest solar flare in the day
Flare of C1.50 level (normal) — in 11:41
Solar activity index
Value for Oct 11, 2025 24:00 (end on the day). The maximum value is 10.0

Solar flares in 2 days
Chart of solar activity from Oct 10, 2025 to Oct 11, 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 11, 2025
Total number of flares of class C and higher — 3 flares
C type — 3 | M type — 0 | X type — 0
start | maximum | end | region | |
---|---|---|---|---|
C1.50
|
11:35 | 11:41 | 11:46 | — |
C1.0
|
08:54 | 09:04 | 09:15 | 4245 |
C1.1
|
06:37 | 06:42 | 06:46 | 4248 |