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Solar flares — April 12, 2002

April 12, 2002

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Home Solar flares April 12, 2002

Solar flares on April 12, 2002

The most powerful solar flare in 24 hours

M4.0 (strong) flare - April 12 at 11:02 AM

Solar activity index

Value as of the end of the day on April 12, 2002

Solar activity index

Solar X-ray emission over the past 2 days

Chart of solar X-ray emission (1-8 Å) from April 11, 2002 to April 12, 2002

Time zone — UTC-07 (Phoenix)

Solar flares
PNG API: JSON | TXT

List of solar flares for April 12, 2002

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

C class — 3 | M class — 2 | X class — 0

Class begin max end region
C3.3 22:06 22:30 22:56
M4.0 10:31 11:02 11:17 9901
C7.7 08:57 09:03 09:12 9907
M1.4 06:05 06:10 06:14
C3.0 01:39 01:42 01:44 9906