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Solar flares — Jul 23, 2025

The strongest solar flare in the day

Flare of C2.5 level (normal) — in 14:37

Solar activity index

Value for Jul 23, 2025 24:00 (end on the day). The maximum value is 10.0

Solar activity index

Solar flares in 2 days

Chart of solar activity from Jul 22, 2025 to Jul 23, 2025

Time zone — UTC+01 (London) - summer time

Solar flares in 2 days
This chart in PNG format — high resolution API data: JSON or TXT

List of solar flares for Jul 23, 2025

Total number of flares of class C and higher3 flares

C type — 3 | M type — 0 | X type — 0

  start maximum end region
C2.5
14:31 14:37 14:42 4150
C1.7
06:54 07:04 07:10 4143
C2.0
03:32 03:41 03:47 4143