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Solar flares — June 13, 2025

June 13, 2025

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Solar flares on June 13, 2025

The most powerful solar flare in 24 hours

C3.1 (normal) flare - June 13 at 5:00 PM

Solar activity index

Value as of the end of the day on June 13, 2025

Solar activity index

Solar X-ray emission over the past 2 days

Chart of solar X-ray emission (1-8 Å) from June 12, 2025 to June 13, 2025

Time zone — UTC+03 (Athens)

Solar flares
PNG API: JSON | TXT

List of solar flares for June 13, 2025

The total number of solar flares of class C and higher — 5 flares

C class — 5 | M class — 0 | X class — 0

Class begin max end region
C1.7 22:27 22:32 22:36 4114
C2.9 20:07 20:11 20:14 4114
C3.1 16:45 17:00 17:15 4105
C2.4 09:38 09:45 09:53 4110
C2.0 08:42 08:48 08:51 4110