Solar flares on March 7, 2011
The most powerful solar flare in 24 hours
M3.7 (strong) flare - March 7 at 8:12 PM
Solar activity index
Value as of the end of the day on March 7, 2011
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from March 6, 2011 to March 7, 2011
Time zone — UTC+00 (Reykjavik)
List of solar flares for March 7, 2011
The total number of solar flares of class C and higher — 13 flares
C class — 6 | M class — 7 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M1.5 | 21:45 | 21:50 | 21:55 | 1165 |
| M3.7 | 19:43 | 20:12 | 20:58 | 1164 |
| C7.6 | 18:18 | 18:23 | 18:41 | 1165 |
| C5.1 | 16:05 | 16:09 | 16:12 | 1165 |
| M1.9 | 13:45 | 14:30 | 14:56 | 1166 |
| C4.9 | 10:16 | 10:21 | 10:27 | 1164 |
| M1.8 | 09:14 | 09:20 | 09:28 | 1164 |
| M1.4 | 07:59 | 08:07 | 08:15 | 1164 |
| M1.5 | 07:49 | 07:54 | 07:56 | 1165 |
| C3.6 | 07:11 | 07:18 | 07:30 | 1165 |
| M1.2 | 05:00 | 05:13 | 05:19 | 1164 |
| C5.0 | 04:20 | 04:39 | 04:47 | 1165 |
| C3.0 | 02:02 | 02:12 | 02:22 | 1165 |