Solar flares on January 20, 2013
The most powerful solar flare in 24 hours
C1.1 (normal) flare - January 20 at 2:32 PM
Solar activity index
Value as of the end of the day on January 20, 2013
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from January 19, 2013 to January 20, 2013
Time zone — UTC+00 (London)
List of solar flares for January 20, 2013
The total number of solar flares of class C and higher — 1 flare
C class — 1 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.1 | 14:23 | 14:32 | 14:43 | 1654 |