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Solar flares — Dec 20, 2024

The strongest solar flare in the day

Flare of M2.5 level (strong) — in 11:18

Solar activity index

Value for Dec 20, 2024 24:00 (end on the day). The maximum value is 10.0

Solar activity index

Solar flares in 2 days

Chart of solar activity from Dec 19, 2024 to Dec 20, 2024

Time zone — UTC+00 (London)

Solar flares in 2 days
This chart in PNG format — high resolution API data: JSON or TXT

List of solar flares for Dec 20, 2024

Total number of flares of class C and higher11 flares

C type — 9 | M type — 2 | X type — 0

  start maximum end region
C4.8
22:36 22:45 22:56 3929
C4.5
16:46 16:49 16:53 3932
M2.5
11:15 11:18 11:22 3928
C2.9
10:34 10:38 10:43 3928
C9.4
10:03 10:11 10:17 3932
C9.4
08:55 09:01 09:06 3928
M2.1
07:20 07:26 07:35 3924
C3.0
06:54 07:04 07:14 3924
C2.7
05:43 05:46 05:51 3928
C2.6
01:54 02:01 02:08
C2.6
01:33 01:40 01:44 3928