Solar flares — May 21, 2013
The strongest solar flare in the day
Flare of C2.9 level (normal) — in 23:37
Solar activity index
Value for May 21, 2013 24:00 (end on the day). The maximum value is 10.0
Solar flares in 2 days
Chart of solar activity from May 20, 2013 to May 21, 2013
Time zone — UTC+01 (London) - summer time
This chart in PNG format — high resolution
API data: JSON or TXT
List of solar flares for May 21, 2013
Total number of flares of class C and higher — 6 flares
C type — 6 | M type — 0 | X type — 0
| start | maximum | end | region | |
|---|---|---|---|---|
|
C2.9
|
23:32 | 23:37 | 23:43 | 1756 |
|
C1.5
|
23:02 | 23:09 | 23:14 | — |
|
C1.0
|
18:32 | 18:37 | 18:40 | 1755 |
|
C1.2
|
11:23 | 11:40 | 11:50 | 1745 |
|
C1.1
|
08:27 | 08:48 | 08:54 | 1751 |
|
C1.5
|
01:06 | 01:12 | 01:22 | 1751 |