Solar flares — May 20, 2021
The strongest solar flare in the day
Flare of B1.2 level () — in 18:10
Solar activity index
Value for May 20, 2021 24:00 (end on the day). The maximum value is 10.0

Solar flares in 2 days
Chart of solar activity from May 19, 2021 to May 20, 2021
Time zone — UTC+00 (London)

This chart in PNG format — high resolution
API data: JSON or TXT
List of solar flares for May 20, 2021
Total number of flares of class C and higher — 1 flare
C type — 0 | M type — 0 | X type — 0
start | maximum | end | region | |
---|---|---|---|---|
B1.2
|
18:00 | 18:10 | 18:17 | — |