Solar flares on December 9, 2002
The most powerful solar flare in 24 hours
C4.1 (normal) flare - December 9 at 9:37 PM
Solar activity index
Value as of the end of the day on December 9, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 8, 2002 to December 9, 2002
Time zone — UTC+00 (London)
List of solar flares for December 9, 2002
The total number of solar flares of class C and higher — 5 flares
C class — 5 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C4.1 | 21:34 | 21:37 | 21:41 | — |
| C2.4 | 19:55 | 20:00 | 20:06 | — |
| C1.9 | 17:08 | 17:13 | 17:36 | — |
| C1.1 | 12:12 | 12:17 | 13:02 | — |
| C1.5 | 06:27 | 06:32 | 06:36 | — |