Solar flares on February 16, 2011
The most powerful solar flare in 24 hours
M1.6 (strong) flare - February 16 at 3:25 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+01 (Oslo)
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 | 22:06 | 22:11 | 22:14 | 1158 |
| C1.1 | 21:11 | 21:15 | 21:19 | 1158 |
| C1.3 | 20:29 | 20:36 | 20:43 | 1158 |
| C7.7 | 16:27 | 16:32 | 16:37 | 1158 |
| M1.6 | 15:19 | 15:25 | 15:29 | 1158 |
| C1.0 | 12:58 | 13:02 | 13:05 | 1158 |
| C3.2 | 11:25 | 11:32 | 11:39 | 1158 |
| C9.9 | 10:02 | 10:11 | 10:19 | 1158 |
| M1.1 | 08:35 | 08:44 | 08:55 | 1161 |
| C2.2 | 07:18 | 07:22 | 07:29 | — |
| C5.9 | 06:40 | 06:45 | 06:55 | — |
| C2.2 | 02:56 | 03:00 | 03:05 | 1158 |
| M1.0 | 02:32 | 02:39 | 02:46 | — |
| C2.0 | 01:58 | 02:05 | 02:10 | — |