Solar flares on December 17, 2002
The most powerful solar flare in 24 hours
M2.4 (strong) flare - December 17 at 11:42 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-07 (Santa Fe)
List of solar flares for December 17, 2002
The total number of solar flares of class C and higher — 9 flares
C class — 7 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M2.4 | 23:31 | 23:42 | 23:56 | 226 |
| C1.6 | 22:40 | 22:45 | 22:52 | 224 |
| C6.9 | 19:29 | 19:33 | 19:36 | 226 |
| C3.5 | 19:21 | 19:25 | 19:27 | 224 |
| M1.6 | 15:57 | 16:35 | 16:45 | 226 |
| C6.4 | 12:23 | 12:30 | 12:39 | 226 |
| C3.1 | 11:17 | 11:21 | 11:24 | — |
| C5.9 | 03:00 | 03:06 | 03:09 | 227 |
| C4.1 | 00:47 | 01:02 | 01:30 | 227 |