Solar flares — Oct 20, 2013
The strongest solar flare in the day
Flare of C2.9 level (normal) — in 08:40
Solar activity index
Value for Oct 20, 2013 24:00 (end on the day). The maximum value is 10.0

Solar flares in 2 days
Chart of solar activity from Oct 19, 2013 to Oct 20, 2013
Time zone — UTC+00 (London)

This chart in PNG format — high resolution
API data: JSON or TXT
List of solar flares for Oct 20, 2013
Total number of flares of class C and higher — 4 flares
C type — 4 | M type — 0 | X type — 0
start | maximum | end | region | |
---|---|---|---|---|
C1.0
|
22:51 | 22:57 | 23:01 | 1875 |
C1.7
|
18:09 | 18:48 | 19:07 | 1873 |
C2.0
|
12:41 | 12:45 | 12:50 | 1868 |
C2.9
|
08:33 | 08:40 | 08:46 | 1868 |