Solar flares on September 10, 2011
The most powerful solar flare in 24 hours
M1.1 (strong) flare - September 10 at 8:40 AM
Solar activity index
Value as of the end of the day on September 10, 2011
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from September 9, 2011 to September 10, 2011
Time zone — UTC+01 (London) — summer time
List of solar flares for September 10, 2011
The total number of solar flares of class C and higher — 3 flares
C class — 2 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.7 | 18:21 | 18:26 | 18:31 | 1289 |
| M1.1 | 08:18 | 08:40 | 08:56 | 1283 |
| C1.1 | 00:05 | 00:09 | 00:20 | 1283 |