Solar flares — Aug 21, 2002
The strongest solar flare in the day
Flare of X1.0 level (very strong) — in 06:34
Solar activity index
Value for Aug 21, 2002 24:00 (end on the day). The maximum value is 10.0
Solar flares in 2 days
Chart of solar activity from Aug 20, 2002 to Aug 21, 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 Aug 21, 2002
Total number of flares of class C and higher — 13 flares
C type — 11 | M type — 1 | X type — 1
| start | maximum | end | region | |
|---|---|---|---|---|
|
C4.4
|
23:36 | 23:40 | 23:43 | 69 |
|
C8.9
|
20:03 | 20:07 | 20:11 | 69 |
|
C4.8
|
18:20 | 18:25 | 18:27 | 69 |
|
C3.6
|
17:58 | 18:02 | 18:11 | 69 |
|
C3.0
|
17:09 | 17:12 | 17:14 | 69 |
|
C2.5
|
14:49 | 14:53 | 14:59 | — |
|
C3.1
|
13:58 | 14:03 | 14:09 | 69 |
|
C3.3
|
13:45 | 13:48 | 13:51 | 69 |
|
X1.0
|
06:28 | 06:34 | 06:36 | 69 |
|
C3.6
|
05:47 | 05:51 | 05:54 | 83 |
|
M1.4
|
02:35 | 02:41 | 02:45 | 69 |
|
C3.3
|
01:57 | 02:01 | 02:06 | 69 |
|
C6.4
|
00:08 | 00:13 | 00:17 | 69 |