Solar flares — Apr 20, 2002
The strongest solar flare in the day
Flare of C4.1 level (normal) — in 16:48
Solar activity index
Value for Apr 20, 2002 24:00 (end on the day). The maximum value is 10.0
Solar flares in 2 days
Chart of solar activity from Apr 19, 2002 to Apr 20, 2002
Time zone — UTC+01 (London) - summer time
This chart in PNG format — high resolution
API data: JSON or TXT
List of solar flares for Apr 20, 2002
Total number of flares of class C and higher — 9 flares
C type — 9 | M type — 0 | X type — 0
| start | maximum | end | region | |
|---|---|---|---|---|
|
C2.5
|
20:44 | 21:14 | 21:35 | — |
|
C2.2
|
18:34 | 18:48 | 19:10 | — |
|
C4.1
|
16:38 | 16:48 | 17:01 | 9912 |
|
C2.1
|
15:19 | 15:26 | 15:50 | — |
|
C2.7
|
12:41 | 13:09 | 13:25 | — |
|
C1.3
|
10:08 | 10:32 | 10:56 | — |
|
C2.3
|
06:13 | 06:19 | 06:25 | — |
|
C2.4
|
05:17 | 05:28 | 05:46 | — |
|
C1.7
|
01:45 | 01:55 | 02:10 | — |