Solar flares on February 13, 2010
The most powerful solar flare in 24 hours
C9.6 (normal) flare - February 13 at 7:39 AM
Solar activity index
Value as of the end of the day on February 13, 2010
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from February 12, 2010 to February 13, 2010
Time zone — UTC-05 (Montreal)
List of solar flares for February 13, 2010
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 |
|---|---|---|---|---|
| C3.0 | 15:42 | 15:52 | 16:05 | — |
| C2.7 | 14:58 | 15:04 | 15:08 | 1046 |
| C9.6 | 07:28 | 07:39 | 07:48 | 1048 |
| C4.3 | 02:46 | 02:52 | 03:06 | 1048 |