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Solar flares — August 3, 2025

August 3, 2025
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Solar flares on August 3, 2025

The most powerful solar flare in 24 hours

M2.9 (strong) flare - August 3 at 1:57 PM

Solar activity index

Value as of the end of the day on August 3, 2025

Solar activity index

Solar X-ray emission over the past 2 days

Chart of solar X-ray emission (1-8 Å) from August 2, 2025 to August 3, 2025

Time zone — UTC+00

Solar flares
PNG API: JSON | TXT

List of solar flares for August 3, 2025

The total number of solar flares of class C and higher — 19 flares

C class — 18 | M class — 1 | X class — 0

Class begin max end region
C6.8 21:43 21:56 22:10 4157
C1.6 19:29 19:36 19:39 4168
C3.5 17:03 17:14 17:27 4153
C1.9 15:03 15:10 15:17 4153
M2.9 13:50 13:57 14:01 4168
C2.6 13:37 13:47 13:50 4168
C1.6 12:27 12:55 13:10 4168
C3.5 09:17 09:29 09:35 4167
C2.6 08:56 09:11 09:17 4167
C2.4 08:00 08:21 08:45 4155
C1.8 07:11 07:21 07:30 —
C1.5 06:23 06:30 06:34 4168
C1.2 05:30 05:36 05:43 4153
C1.3 05:08 05:13 05:20 —
C1.4 04:49 04:55 05:07 4167
C1.5 04:20 04:36 04:46 4168
C4.3 02:32 02:45 02:57 4168
C2.5 02:01 02:11 02:16 4153
C1.7 01:12 01:19 01:25 4168