Solar flares — Aug 13, 2011
The strongest solar flare in the day
Flare of B1.8 level () — in 22:55
Solar activity index
Value for Aug 13, 2011 24:00 (end on the day). The maximum value is 10.0

Solar flares in 2 days
Chart of solar activity from Aug 12, 2011 to Aug 13, 2011
Time zone — UTC+00 (London)

This chart in PNG format — high resolution
API data: JSON or TXT
List of solar flares for Aug 13, 2011
Total number of flares of class C and higher — 2 flares
C type — 0 | M type — 0 | X type — 0
start | maximum | end | region | |
---|---|---|---|---|
B1.8
|
22:46 | 22:55 | 23:11 | — |
B1.6
|
14:25 | 14:31 | 14:35 | 1269 |