Solar flares on November 4, 2011
The most powerful solar flare in 24 hours
M3.7 (strong) flare - November 4 at 9:35 PM
Solar activity index
Value as of the end of the day on November 4, 2011
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from November 3, 2011 to November 4, 2011
Time zone — UTC-06 (Santa Fe) — summer time
List of solar flares for November 4, 2011
The total number of solar flares of class C and higher — 6 flares
C class — 4 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M3.7 | 21:08 | 21:35 | 21:58 | 1339 |
| C1.8 | 18:57 | 19:00 | 19:02 | 1339 |
| C4.6 | 16:25 | 16:43 | 17:06 | 1339 |
| M1.0 | 14:31 | 14:40 | 14:46 | 1339 |
| C2.9 | 13:25 | 13:33 | 13:47 | 1339 |
| C1.8 | 04:50 | 04:55 | 05:01 | — |