Solar flares on February 16, 2011
The most powerful solar flare in 24 hours
M1.6 (strong) flare - February 16 at 2:25 PM
Solar activity index
Value as of the end of the day on February 16, 2011
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from February 15, 2011 to February 16, 2011
Time zone — UTC+00 (London)
List of solar flares for February 16, 2011
The total number of solar flares of class C and higher — 14 flares
C class — 11 | M class — 3 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C4.2 | 21:06 | 21:11 | 21:14 | 1158 |
| C1.1 | 20:11 | 20:15 | 20:19 | 1158 |
| C1.3 | 19:29 | 19:36 | 19:43 | 1158 |
| C7.7 | 15:27 | 15:32 | 15:37 | 1158 |
| M1.6 | 14:19 | 14:25 | 14:29 | 1158 |
| C1.0 | 11:58 | 12:02 | 12:05 | 1158 |
| C3.2 | 10:25 | 10:32 | 10:39 | 1158 |
| C9.9 | 09:02 | 09:11 | 09:19 | 1158 |
| M1.1 | 07:35 | 07:44 | 07:55 | 1161 |
| C2.2 | 06:18 | 06:22 | 06:29 | — |
| C5.9 | 05:40 | 05:45 | 05:55 | — |
| C2.2 | 01:56 | 02:00 | 02:05 | 1158 |
| M1.0 | 01:32 | 01:39 | 01:46 | — |
| C2.0 | 00:58 | 01:05 | 01:10 | — |