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Solar flares — June 20, 2025

June 20, 2025

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Lansing
Home Solar flares June 20, 2025

Solar flares on June 20, 2025

The most powerful solar flare in 24 hours

M1.0 (strong) flare - June 20 at 1:40 PM

Solar activity index

Value as of the end of the day on June 20, 2025

Solar activity index

Solar X-ray emission over the past 2 days

Chart of solar X-ray emission (1-8 Å) from June 19, 2025 to June 20, 2025

Time zone — UTC-04 (Lansing) — summer time

Solar flares
PNG API: JSON | TXT

List of solar flares for June 20, 2025

The total number of solar flares of class C and higher — 6 flares

C class — 5 | M class — 1 | X class — 0

Class begin max end region
C2.0 21:00 21:05 21:07 4114
C2.2 14:38 14:48 14:51
M1.0 13:21 13:40 13:59 4117
C3.6 11:01 11:04 11:06 4114
C1.1 08:58 09:05 09:08
C1.1 04:56 05:03 05:10