Solar flares on February 21, 2014
The most powerful solar flare in 24 hours
C1.9 (normal) flare - February 21 at 6:17 AM
Solar activity index
Value as of the end of the day on February 21, 2014
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from February 20, 2014 to February 21, 2014
Time zone — UTC-05 (Lansing)
List of solar flares for February 21, 2014
The total number of solar flares of class C and higher — 4 flares
C class — 4 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.8 | 21:37 | 21:49 | 21:55 | 1976 |
| C1.8 | 08:20 | 08:24 | 08:27 | — |
| C1.9 | 06:01 | 06:17 | 06:36 | 1976 |
| C1.5 | 01:04 | 01:08 | 01:13 | — |