Solar flares — Apr 12, 2001
The strongest solar flare in the day
Flare of X2.0 level (very strong) — in 11:28
Solar activity index
Value for Apr 12, 2001 24:00 (end on the day). The maximum value is 10.0

Solar flares in 2 days
Chart of solar activity from Apr 11, 2001 to Apr 12, 2001
Time zone — UTC+01 (London) - summer time

This chart in PNG format — high resolution
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List of solar flares for Apr 12, 2001
Total number of flares of class C and higher — 5 flares
C type — 3 | M type — 1 | X type — 1
start | maximum | end | region | |
---|---|---|---|---|
C1.0
|
17:28 | 17:29 | 17:31 | — |
C1.1
|
15:54 | 16:01 | 16:04 | — |
X2.0
|
10:39 | 11:28 | 11:49 | 9415 |
M1.3
|
03:56 | 04:04 | 04:29 | 9415 |
C7.7
|
00:56 | 01:08 | 01:25 | 9415 |