Solar flares on December 16, 2022
The most powerful solar flare in 24 hours
M4.0 (strong) flare - December 16 at 4:19 AM
Solar activity index
Value as of the end of the day on December 16, 2022
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 15, 2022 to December 16, 2022
Time zone — UTC-06 (Memphis)
List of solar flares for December 16, 2022
The total number of solar flares of class C and higher — 20 flares
C class — 15 | M class — 5 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.8 | 23:36 | 23:53 | 23:59 | 3169 |
| C2.1 | 23:19 | 23:28 | 23:36 | 3160 |
| C2.5 | 22:26 | 22:34 | 22:39 | 3169 |
| C3.2 | 20:20 | 20:26 | 20:30 | 3165 |
| C8.7 | 18:51 | 19:08 | 19:13 | 3165 |
| C7.9 | 17:31 | 17:39 | 17:44 | 3165 |
| C5.4 | 17:07 | 17:16 | 17:28 | 3165 |
| C4.9 | 16:10 | 16:24 | 16:36 | 3165 |
| C8.9 | 14:50 | 15:04 | 15:17 | 3165 |
| C3.7 | 13:59 | 14:07 | 14:15 | 3165 |
| C9.1 | 13:02 | 13:11 | 13:18 | 3165 |
| C4.3 | 12:00 | 12:11 | 12:26 | 3165 |
| M1.2 | 09:34 | 09:40 | 09:45 | 3165 |
| M2.4 | 08:24 | 08:40 | 09:04 | 3165 |
| C5.8 | 07:47 | 07:53 | 08:00 | — |
| C4.7 | 07:23 | 07:29 | 07:35 | 3165 |
| C8.5 | 05:36 | 05:40 | 05:47 | — |
| M4.0 | 04:02 | 04:19 | 04:34 | — |
| M1.1 | 03:33 | 03:43 | 03:50 | 3163 |
| M1.5 | 02:55 | 03:05 | 03:11 | 3165 |