Solar flares — Oct 19, 2025
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The strongest solar flare in the day
Flare of M1.0 level (strong) — in 02:56
Solar activity index
Value for Oct 19, 2025 24:00 (end on the day). The maximum value is 10.0

Solar flares in 2 days
Chart of solar activity from Oct 18, 2025 to Oct 19, 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 19, 2025
Total number of flares of class C and higher — 5 flares
C type — 4 | M type — 1 | X type — 0
start | maximum | end | region | |
---|---|---|---|---|
C2.9
|
14:34 | 14:42 | 14:46 | — |
C2.6
|
13:26 | 13:42 | 14:04 | 4256 |
C4.7
|
08:49 | 09:02 | 09:15 | 4246 |
C2.8
|
05:28 | 05:34 | 05:39 | 4246 |
M1.0
|
02:46 | 02:56 | 03:04 | 4246 |