Solar flares on December 4, 2002
The most powerful solar flare in 24 hours
M2.5 (strong) flare - December 4 at 10:49 PM
Solar activity index
Value as of the end of the day on December 4, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 3, 2002 to December 4, 2002
Time zone — UTC+00 (London)
List of solar flares for December 4, 2002
The total number of solar flares of class C and higher — 1 flare
C class — 0 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M2.5 | 22:41 | 22:49 | 22:57 | 213 |