Solar flares on September 8, 2011
The most powerful solar flare in 24 hours
X1.8 (very strong) flare - September 8 at 1:38 AM
Solar activity index
Value as of the end of the day on September 8, 2011
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from September 7, 2011 to September 8, 2011
Time zone — UTC+03 (Moscow)
List of solar flares for September 8, 2011
The total number of solar flares of class C and higher — 5 flares
C class — 3 | M class — 1 | X class — 1
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.5 | 21:26 | 21:46 | 21:56 | 1289 |
| M6.7 | 18:32 | 18:46 | 18:52 | 1283 |
| C1.7 | 13:40 | 13:50 | 13:57 | 1283 |
| X1.8 | 01:32 | 01:38 | 01:44 | 1283 |
| C1.6 | 01:13 | 01:18 | 01:26 | 1283 |