Solar flares — Apr 22, 2001
The strongest solar flare in the day
Flare of M3.2 level (strong) — in 21:44
Solar activity index
Value for Apr 22, 2001 24:00 (end on the day). The maximum value is 10.0

Solar flares in 2 days
Chart of solar activity from Apr 21, 2001 to Apr 22, 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 22, 2001
Total number of flares of class C and higher — 14 flares
C type — 13 | M type — 1 | X type — 0
start | maximum | end | region | |
---|---|---|---|---|
C3.8
|
23:36 | 23:41 | 23:45 | 9433 |
C3.5
|
22:44 | 23:05 | 23:17 | 9433 |
C1.7
|
22:33 | 22:37 | 22:43 | 9433 |
M3.2
|
21:37 | 21:44 | 21:47 | 9433 |
C2.2
|
18:02 | 18:07 | 18:13 | 9433 |
C2.1
|
16:08 | 16:12 | 16:14 | — |
C1.1
|
11:50 | 11:54 | 11:57 | — |
C4.0
|
11:11 | 11:18 | 11:27 | — |
C1.8
|
09:40 | 09:46 | 09:50 | — |
C1.9
|
09:27 | 09:30 | 09:33 | — |
C3.7
|
09:09 | 09:13 | 09:18 | 9433 |
C2.8
|
06:11 | 06:20 | 06:22 | 9433 |
C1.7
|
02:45 | 02:48 | 02:51 | 9433 |
C1.8
|
02:29 | 02:33 | 02:41 | 9433 |