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Solar flares — February 17, 2025

February 17, 2025

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Home Solar flares February 17, 2025

Solar flares on February 17, 2025

The most powerful solar flare in 24 hours

M1.0 (strong) flare - February 17 at 8:13 AM

Solar activity index

Value as of the end of the day on February 17, 2025

Solar activity index

Solar X-ray emission over the past 2 days

Chart of solar X-ray emission (1-8 Å) from February 16, 2025 to February 17, 2025

Time zone — UTC-07 (Red deer)

Solar flares
PNG API: JSON | TXT

List of solar flares for February 17, 2025

The total number of solar flares of class C and higher — 18 flares

C class — 17 | M class — 1 | X class — 0

Class begin max end region
C3.7 21:07 21:12 21:20 3996
C3.3 20:58 21:03 21:07 3998
C5.2 18:26 18:30 18:35 3998
C5.7 17:47 18:08 18:26 3990
C2.2 17:31 17:35 17:47 3992
C2.4 16:30 16:40 16:57 3998
C2.1 15:04 15:12 15:18 3998
C2.3 14:40 14:52 15:04 3998
C1.6 13:17 13:22 13:27 3986
C1.8 12:35 12:42 12:46 3992
C2.2 11:27 11:33 11:37 3998
C4.4 08:50 08:57 09:01 3998
M1.0 08:07 08:13 08:23 3992
C5.7 07:46 07:55 08:07 3997
C3.9 06:32 06:40 06:45 3998
C3.9 04:43 04:52 05:02 3998
C2.9 01:07 01:18 01:30 3998
C2.6 00:26 00:36 00:44 3992