Solar flares — Sep 09, 2021
The strongest solar flare in the day
Flare of C3.5 level (normal) — in 08:31
Solar activity index
Value for Sep 09, 2021 24:00 (end on the day). The maximum value is 10.0
Solar flares in 2 days
Chart of solar activity from Sep 08, 2021 to Sep 09, 2021
Time zone — UTC+00 (London)
This chart in PNG format — high resolution
API data: JSON or TXT
List of solar flares for Sep 09, 2021
Total number of flares of class C and higher — 5 flares
C type — 1 | M type — 0 | X type — 0
| start | maximum | end | region | |
|---|---|---|---|---|
|
B7.5
|
22:30 | 22:55 | 23:33 | 2868 |
|
B8.1
|
17:10 | 17:16 | 17:20 | 2866 |
|
B7.2
|
16:58 | 17:08 | 17:10 | 2866 |
|
B6.6
|
09:58 | 10:07 | 10:12 | 2868 |
|
C3.5
|
08:09 | 08:31 | 08:43 | 2866 |