Solar flares — Dec 20, 2023
The strongest solar flare in the day
Flare of C8.3 level (normal) — in 08:54
Solar activity index
Value for Dec 20, 2023 24:00 (end on the day). The maximum value is 10.0

Solar flares in 2 days
Chart of solar activity from Dec 19, 2023 to Dec 20, 2023
Time zone — UTC+00 (London)

This chart in PNG format — high resolution
API data: JSON or TXT
List of solar flares for Dec 20, 2023
Total number of flares of class C and higher — 10 flares
C type — 10 | M type — 0 | X type — 0
start | maximum | end | region | |
---|---|---|---|---|
C6.5
|
21:34 | 21:54 | 22:16 | 3519 |
C4.4
|
20:53 | 21:01 | 21:05 | 3524 |
C3.4
|
20:12 | 20:17 | 20:21 | 3524 |
C7.2
|
18:39 | 18:43 | 18:47 | 3521 |
C6.8
|
17:08 | 17:27 | 17:41 | 3531 |
C2.5
|
16:24 | 16:28 | 16:54 | 3526 |
C3.8
|
14:33 | 14:36 | 14:40 | 3530 |
C7.9
|
09:23 | 09:36 | 09:55 | 3519 |
C8.3
|
08:44 | 08:54 | 09:03 | 3521 |
C7.9
|
05:56 | 06:03 | 06:07 | 3521 |