Solar flares — Dec 28, 2023
The strongest solar flare in the day
Flare of C2.1 level (normal) — in 20:52
Solar activity index
Value for Dec 28, 2023 24:00 (end on the day). The maximum value is 10.0

Solar flares in 2 days
Chart of solar activity from Dec 27, 2023 to Dec 28, 2023
Time zone — UTC+00 (London)

This chart in PNG format — high resolution
API data: JSON or TXT
List of solar flares for Dec 28, 2023
Total number of flares of class C and higher — 4 flares
C type — 4 | M type — 0 | X type — 0
start | maximum | end | region | |
---|---|---|---|---|
C1.5
|
22:42 | 22:51 | 23:01 | 3533 |
C2.1
|
20:39 | 20:52 | 21:05 | — |
C1.0
|
20:27 | 20:32 | 20:39 | 3534 |
C1.8
|
10:52 | 10:58 | 11:02 | 3533 |