Solar flares on January 20, 2010
The most powerful solar flare in 24 hours
M3.4 (strong) flare - January 20 at 11:55 AM
Solar activity index
Value as of the end of the day on January 20, 2010
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from January 19, 2010 to January 20, 2010
Time zone — UTC-06 (Baton Rouge)
List of solar flares for January 20, 2010
The total number of solar flares of class C and higher — 12 flares
C class — 8 | M class — 4 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.3 | 21:49 | 21:54 | 21:58 | 1041 |
| C4.9 | 19:16 | 19:20 | 19:24 | 1041 |
| M3.4 | 11:50 | 11:55 | 12:00 | 1041 |
| C1.0 | 11:28 | 11:33 | 11:35 | 1041 |
| C2.2 | 09:10 | 09:20 | 09:28 | 1041 |
| C1.3 | 07:19 | 07:25 | 07:44 | 1041 |
| C3.9 | 06:28 | 06:32 | 06:36 | 1041 |
| M1.8 | 04:46 | 04:59 | 05:10 | 1041 |
| C3.7 | 03:13 | 03:29 | 03:41 | 1041 |
| M1.6 | 01:42 | 01:49 | 01:53 | 1041 |
| M1.0 | 00:45 | 01:27 | 01:34 | 1041 |
| C3.9 | 00:10 | 00:18 | 00:28 | 1041 |