Solar flares — Jan 20, 2026
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The strongest solar flare in the day
Flare of C4.4 level (normal) — in 07:33
Solar activity index
Value for Jan 20, 2026 24:00 (end on the day). The maximum value is 10.0

Solar flares in 2 days
Chart of solar activity from Jan 19, 2026 to Jan 20, 2026
Time zone — UTC+00 (London)

This chart in PNG format — high resolution
API data: JSON or TXT
List of solar flares for Jan 20, 2026
Total number of flares of class C and higher — 6 flares
C type — 6 | M type — 0 | X type — 0
| start | maximum | end | region | |
|---|---|---|---|---|
|
C4.0
|
08:09 | 08:16 | 08:20 | 4345 |
|
C4.4
|
07:25 | 07:33 | 07:37 | 4345 |
|
C2.7
|
06:24 | 06:31 | 06:36 | 4345 |
|
C2.0
|
06:07 | 06:14 | 06:18 | 4345 |
|
C2.1
|
05:28 | 05:32 | 05:34 | 4349 |
|
C2.0
|
04:31 | 04:38 | 04:46 | 4349 |
