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Solar flares — August 15, 2004

August 15, 2004

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Solar flares on August 15, 2004

The most powerful solar flare in 24 hours

M9.4 (strong) flare - August 15 at 6:41 AM

Solar activity index

Value as of the end of the day on August 15, 2004

Solar activity index

Solar X-ray emission over the past 2 days

Chart of solar X-ray emission (1-8 Å) from August 14, 2004 to August 15, 2004

Time zone — UTC-06 (Cheyenne) — summer time

Solar flares
PNG API: JSON | TXT

List of solar flares for August 15, 2004

The total number of solar flares of class C and higher — 15 flares

C class — 10 | M class — 5 | X class — 0

Class begin max end region
C9.4 23:30 23:38 23:45 656
C5.9 23:05 23:09 23:14 656
M1.1 21:31 21:47 22:15 656
C2.8 20:58 21:05 21:14 656
C2.3 17:55 18:13 18:22 656
C2.1 16:55 17:00 17:02 656
C4.9 14:37 14:46 14:54 656
M1.2 12:37 12:45 12:50 656
C1.6 11:59 12:03 12:12 656
C1.4 11:16 11:21 11:26 656
C2.9 10:42 10:50 10:56 656
C1.7 08:18 08:24 08:32 656
M9.4 06:34 06:41 06:43 656
M2.6 05:23 05:32 05:48 656
M1.2 23:54 00:00 00:04 656