Solar flares on December 17, 2002
The most powerful solar flare in 24 hours
M1.6 (strong) flare - December 17 at 11:35 PM
Solar activity index
Value as of the end of the day on December 17, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 16, 2002 to December 17, 2002
Time zone — UTC+00 (London)
List of solar flares for December 17, 2002
The total number of solar flares of class C and higher — 11 flares
C class — 10 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M1.6 | 22:57 | 23:35 | 23:45 | 226 |
| C6.4 | 19:23 | 19:30 | 19:39 | 226 |
| C3.1 | 18:17 | 18:21 | 18:24 | — |
| C5.9 | 10:00 | 10:06 | 10:09 | 227 |
| C4.1 | 07:47 | 08:02 | 08:30 | 227 |
| C2.2 | 06:34 | 06:37 | 06:39 | 226 |
| C3.5 | 05:49 | 05:54 | 06:03 | 229 |
| C5.3 | 04:59 | 05:06 | 05:13 | 227 |
| C2.8 | 02:51 | 02:58 | 03:06 | 226 |
| C1.8 | 01:55 | 02:03 | 02:11 | 226 |
| C6.0 | 00:54 | 01:00 | 01:09 | 226 |