Solar flares — May 20, 2001
The strongest solar flare in the day
Flare of M6.4 level (strong) — in 07:03
Solar activity index
Value for May 20, 2001 24:00 (end on the day). The maximum value is 10.0

Solar flares in 2 days
Chart of solar activity from May 19, 2001 to May 20, 2001
Time zone — UTC+01 (London) - summer time

This chart in PNG format — high resolution
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List of solar flares for May 20, 2001
Total number of flares of class C and higher — 11 flares
C type — 9 | M type — 2 | X type — 0
start | maximum | end | region | |
---|---|---|---|---|
C1.3
|
20:30 | 20:40 | 20:45 | — |
C2.9
|
15:32 | 15:41 | 15:46 | — |
C1.1
|
12:50 | 12:54 | 13:03 | — |
C6.1
|
12:35 | 12:40 | 12:43 | — |
C1.0
|
11:31 | 11:35 | 11:42 | — |
M1.5
|
10:12 | 10:20 | 10:23 | — |
M6.4
|
07:00 | 07:03 | 07:06 | — |
C2.5
|
06:43 | 06:48 | 06:54 | — |
C1.0
|
04:19 | 04:23 | 04:27 | — |
C2.0
|
03:20 | 03:25 | 03:28 | — |
C3.5
|
00:50 | 01:19 | 01:25 | — |