Solar flares on September 16, 2005
The most powerful solar flare in 24 hours
M4.4 (strong) flare - September 16 at 4:49 AM
Solar activity index
Value as of the end of the day on September 16, 2005
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from September 15, 2005 to September 16, 2005
Time zone — UTC+03 (Tver)
List of solar flares for September 16, 2005
The total number of solar flares of class C and higher — 9 flares
C class — 6 | M class — 3 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M3.5 | 22:18 | 22:36 | 22:48 | 808 |
| M1.3 | 20:35 | 20:48 | 21:10 | 808 |
| C7.9 | 18:09 | 18:15 | 18:34 | 808 |
| C6.1 | 17:36 | 17:45 | 18:00 | 808 |
| C1.5 | 16:08 | 16:13 | 16:15 | — |
| C1.2 | 11:52 | 11:58 | 12:03 | 808 |
| C1.1 | 08:20 | 08:23 | 08:25 | 808 |
| M4.4 | 04:41 | 04:49 | 04:56 | 808 |
| C3.8 | 00:56 | 01:00 | 01:05 | — |