Solar flares on January 22, 2012
The most powerful solar flare in 24 hours
M8.7 (strong) flare - January 22 at 10:59 PM
Solar activity index
Value as of the end of the day on January 22, 2012
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from January 21, 2012 to January 22, 2012
Time zone — UTC-05 (Columbus)
List of solar flares for January 22, 2012
The total number of solar flares of class C and higher — 4 flares
C class — 3 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M8.7 | 22:38 | 22:59 | 23:34 | 1402 |
| C2.0 | 15:47 | 15:53 | 15:59 | 1401 |
| C3.7 | 07:38 | 07:55 | 08:47 | 1401 |
| C2.2 | 03:47 | 03:54 | 04:01 | 1401 |