Solar flares — Sep 20, 2011
The strongest solar flare in the day
Flare of C9.5 level (normal) — in 06:13
Solar activity index
Value for Sep 20, 2011 24:00 (end on the day). The maximum value is 10.0
Solar flares in 2 days
Chart of solar activity from Sep 19, 2011 to Sep 20, 2011
Time zone — UTC+01 (London) - summer time
This chart in PNG format — high resolution
API data: JSON or TXT
List of solar flares for Sep 20, 2011
Total number of flares of class C and higher — 11 flares
C type — 11 | M type — 0 | X type — 0
| start | maximum | end | region | |
|---|---|---|---|---|
|
C3.0
|
22:38 | 22:42 | 22:46 | 1295 |
|
C2.7
|
20:23 | 21:00 | 21:14 | 1295 |
|
C1.6
|
18:35 | 18:42 | 18:50 | 1295 |
|
C1.5
|
16:45 | 17:33 | 17:57 | — |
|
C2.5
|
13:44 | 14:53 | 15:22 | 1301 |
|
C1.7
|
13:28 | 13:34 | 13:38 | 1301 |
|
C1.7
|
13:15 | 13:19 | 13:26 | — |
|
C1.6
|
12:48 | 12:52 | 12:56 | 1296 |
|
C2.0
|
07:44 | 07:56 | 08:00 | 1301 |
|
C9.5
|
06:00 | 06:13 | 06:17 | 1296 |
|
C1.4
|
01:15 | 01:19 | 01:23 | 1296 |