Solar flares on November 15, 2011
The most powerful solar flare in 24 hours
M1.9 (strong) flare - November 15 at 2:43 AM
Solar activity index
Value as of the end of the day on November 15, 2011
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from November 14, 2011 to November 15, 2011
Time zone — UTC-10 (Honolulu)
List of solar flares for November 15, 2011
The total number of solar flares of class C and higher — 12 flares
C class — 10 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C4.0 | 20:15 | 20:25 | 20:31 | 1348 |
| C7.5 | 18:46 | 18:55 | 19:02 | 1348 |
| C3.0 | 17:26 | 17:43 | 17:51 | 1348 |
| C2.3 | 16:55 | 17:01 | 17:09 | 1348 |
| C1.7 | 14:03 | 14:07 | 14:12 | 1346 |
| C2.4 | 13:39 | 13:44 | 13:48 | — |
| M1.1 | 12:27 | 12:35 | 12:42 | 1348 |
| C7.8 | 10:23 | 10:34 | 10:44 | 1348 |
| C1.7 | 08:30 | 08:34 | 08:45 | — |
| C3.3 | 06:27 | 06:33 | 06:39 | 1348 |
| C2.2 | 05:02 | 05:05 | 05:09 | — |
| M1.9 | 02:30 | 02:43 | 02:50 | 1346 |