Solar flares on December 28, 2015
The most powerful solar flare in 24 hours
M1.8 (strong) flare - December 28 at 8:45 PM
Solar activity index
Value as of the end of the day on December 28, 2015
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 27, 2015 to December 28, 2015
Time zone — UTC+08 (Irkutsk)
List of solar flares for December 28, 2015
The total number of solar flares of class C and higher — 5 flares
C class — 4 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C7.5 | 23:23 | 23:31 | 23:46 | 2473 |
| M1.8 | 19:20 | 20:45 | 22:09 | 2473 |
| C8.0 | 08:18 | 08:28 | 08:39 | 2473 |
| C1.0 | 04:41 | 04:47 | 04:57 | — |
| C2.8 | 02:59 | 03:10 | 03:27 | 2472 |