Solar flares on November 21, 2012
The most powerful solar flare in 24 hours
M3.5 (strong) flare - November 21 at 6:30 PM
Solar activity index
Value as of the end of the day on November 21, 2012
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from November 20, 2012 to November 21, 2012
Time zone — UTC+03 (Kaluga)
List of solar flares for November 21, 2012
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 |
|---|---|---|---|---|
| C1.3 | 23:39 | 23:43 | 23:50 | — |
| M3.5 | 18:10 | 18:30 | 18:38 | 1618 |
| C4.1 | 12:17 | 12:41 | 12:43 | 1618 |
| C1.2 | 11:52 | 11:57 | 12:00 | 1618 |
| M1.4 | 09:45 | 09:56 | 10:08 | 1618 |
| C3.9 | 01:52 | 02:07 | 02:18 | — |