Solar flares on February 21, 2001
The most powerful solar flare in 24 hours
C6.2 (normal) flare - February 21 at 10:27 PM
Solar activity index
Value as of the end of the day on February 21, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from February 20, 2001 to February 21, 2001
Time zone — UTC+08 (Irkutsk)
List of solar flares for February 21, 2001
The total number of solar flares of class C and higher — 3 flares
C class — 3 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C6.2 | 22:11 | 22:27 | 22:40 | 9354 |
| C3.0 | 16:07 | 16:20 | 16:28 | — |
| C1.5 | 01:06 | 01:11 | 01:16 | — |