Solar flares — Sep 21, 2024
The strongest solar flare in the day
Flare of C4.4 level (normal) — in 20:46
Solar activity index
Value for Sep 21, 2024 24:00 (end on the day). The maximum value is 10.0
Solar flares in 2 days
Chart of solar activity from Sep 20, 2024 to Sep 21, 2024
Time zone — UTC+00 (London)
This chart in PNG format — high resolution
API data: JSON or TXT
List of solar flares for Sep 21, 2024
Total number of flares of class C and higher — 3 flares
C type — 3 | M type — 0 | X type — 0
| start | maximum | end | region | |
|---|---|---|---|---|
|
C4.4
|
20:37 | 20:46 | 20:50 | 3831 |
|
C1.6
|
13:35 | 13:41 | 13:46 | 3831 |
|
C2.0
|
07:05 | 07:16 | 07:35 | — |