Solar flares on February 17, 2026
The most powerful solar flare in 24 hours
C1.1 (normal) flare - February 17 at 9:48 PM
Solar activity index
Value as of the end of the day on February 17, 2026
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from February 16, 2026 to February 17, 2026
Time zone — UTC+03 (Grozny)
List of solar flares for February 17, 2026
The total number of solar flares of class C and higher — 2 flares
C class — 2 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.1 | 21:37 | 21:48 | 21:58 | — |
| C1.0 | 07:41 | 07:52 | 08:02 | — |