Solar flares on September 11, 2012
The most powerful solar flare in 24 hours
C6.0 (normal) flare - September 11 at 12:56 AM
Solar activity index
Value as of the end of the day on September 11, 2012
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from September 10, 2012 to September 11, 2012
Time zone — UTC+01 (London) — summer time
List of solar flares for September 11, 2012
The total number of solar flares of class C and higher — 6 flares
C class — 6 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C4.1 | 22:43 | 23:07 | 23:46 | 1564 |
| C2.9 | 21:54 | 21:58 | 22:01 | — |
| C2.1 | 11:28 | 12:10 | 12:43 | 1564 |
| C1.1 | 09:25 | 10:32 | 10:41 | 1567 |
| C3.5 | 02:00 | 02:11 | 02:18 | 1569 |
| C6.0 | 00:42 | 00:56 | 01:08 | 1564 |