Solar flares — Oct 21, 2002
The strongest solar flare in the day
Flare of C6.6 level (normal) — in 22:13
Solar activity index
Value for Oct 21, 2002 24:00 (end on the day). The maximum value is 10.0
Solar flares in 2 days
Chart of solar activity from Oct 20, 2002 to Oct 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 Oct 21, 2002
Total number of flares of class C and higher — 10 flares
C type — 10 | M type — 0 | X type — 0
| start | maximum | end | region | |
|---|---|---|---|---|
|
C6.6
|
22:01 | 22:13 | 22:24 | 160 |
|
C2.0
|
21:04 | 21:08 | 21:17 | — |
|
C1.7
|
16:01 | 16:05 | 16:12 | 162 |
|
C3.7
|
13:15 | 13:27 | 13:36 | 162 |
|
C2.9
|
12:30 | 13:04 | 13:15 | — |
|
C2.3
|
09:19 | 09:36 | 09:41 | 162 |
|
C3.1
|
05:52 | 06:23 | 06:30 | 162 |
|
C3.6
|
05:16 | 05:19 | 05:22 | 154 |
|
C3.3
|
01:45 | 01:57 | 02:04 | 160 |
|
C2.9
|
01:00 | 01:23 | 01:40 | — |