Solar flares — Sep 11, 2021
The strongest solar flare in the day
Flare of C1.3 level (normal) — in 06:19
Solar activity index
Value for Sep 11, 2021 24:00 (end on the day). The maximum value is 10.0
Solar flares in 2 days
Chart of solar activity from Sep 10, 2021 to Sep 11, 2021
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 11, 2021
Total number of flares of class C and higher — 1 flare
C type — 1 | M type — 0 | X type — 0
| start | maximum | end | region | |
|---|---|---|---|---|
|
C1.3
|
06:11 | 06:19 | 06:28 | 2868 |