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Solar flares — May 21, 2002

May 21, 2002

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Home Solar flares May 21, 2002

Solar flares on May 21, 2002

The most powerful solar flare in 24 hours

M1.5 (strong) flare - May 21 at 2:39 PM

Solar activity index

Value as of the end of the day on May 21, 2002

Solar activity index

Solar X-ray emission over the past 2 days

Chart of solar X-ray emission (1-8 Å) from May 20, 2002 to May 21, 2002

Time zone — UTC-07 (Phoenix)

Solar flares
PNG API: JSON | TXT

List of solar flares for May 21, 2002

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

C class — 4 | M class — 1 | X class — 0

Class begin max end region
C5.0 20:18 20:54 22:02 0
C9.7 16:14 17:30 18:28 0
M1.5 14:20 14:39 15:00 9960
C3.2 10:17 10:23 10:30 9963
C1.9 03:15 03:21 03:29 9960