Solar flares — February 21, 2026
The strongest solar flare in the day
Flare of C2.2 level (normal) — in 23:33
Solar activity index
Value for Feb 21, 2026 24:00 (end on the day) . The maximum value is 10.0
Solar flares in 2 days
Chart of solar activity from Feb 20, 2026 to Feb 21, 2026
Time zone — UTC-07 (Calgary)
This chart in PNG format — high resolution
API data: JSON or TXT
List of solar flares for Feb 21, 2026
Total number of flares of class C and higher – 2 flares
C type — 2 | M type — 0 | X type — 0
| start | maximum | end | region | |
|---|---|---|---|---|
|
C2.2
|
23:20 | 23:33 | 23:41 | 4374 |
|
C1.2
|
17:26 | 17:37 | 17:45 | 4374 |