Solar flares — Apr 17, 2001
The strongest solar flare in the day
Flare of M1.3 level (strong) — in 22:57
Solar activity index
Value for Apr 17, 2001 24:00 (end on the day). The maximum value is 10.0

Solar flares in 2 days
Chart of solar activity from Apr 16, 2001 to Apr 17, 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 17, 2001
Total number of flares of class C and higher — 7 flares
C type — 6 | M type — 1 | X type — 0
start | maximum | end | region | |
---|---|---|---|---|
M1.3
|
22:18 | 22:57 | 23:16 | — |
C2.5
|
19:07 | 19:53 | 20:04 | — |
C2.2
|
14:44 | 15:01 | 15:15 | — |
C1.9
|
13:06 | 13:29 | 13:50 | — |
C4.7
|
06:41 | 06:52 | 07:11 | — |
C1.6
|
05:55 | 06:02 | 06:18 | — |
C5.8
|
04:25 | 05:01 | 05:12 | — |