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Solar flares — October 20, 2003

October 20, 2003

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Solar flares on October 20, 2003

The most powerful solar flare in 24 hours

M1.9 (strong) flare - October 20 at 1:22 PM

Solar activity index

Value as of the end of the day on October 20, 2003

Solar activity index

Solar X-ray emission over the past 2 days

Chart of solar X-ray emission (1-8 Å) from October 19, 2003 to October 20, 2003

Time zone — UTC+06 (Omsk)

Solar flares
PNG API: JSON | TXT

List of solar flares for October 20, 2003

The total number of solar flares of class C and higher — 8 flares

C class — 6 | M class — 2 | X class — 0

Class begin max end region
C3.2 21:51 21:55 21:58 484
C3.3 20:45 20:49 20:52 484
M1.9 12:45 13:22 13:43 484
C1.8 11:34 11:41 11:44
C4.9 06:54 07:08 07:29 484
C5.1 06:06 06:24 06:26 484
C3.8 04:45 04:49 04:53 484
M1.0 01:21 01:26 01:30 484