Solar flares on December 11, 2002
The most powerful solar flare in 24 hours
C7.1 (normal) flare - December 11 at 9:10 AM
Solar activity index
Value as of the end of the day on December 11, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 10, 2002 to December 11, 2002
Time zone — UTC-05 (Columbus)
List of solar flares for December 11, 2002
The total number of solar flares of class C and higher — 4 flares
C class — 4 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.3 | 14:41 | 14:55 | 15:02 | — |
| C1.9 | 11:55 | 12:06 | 12:15 | — |
| C7.1 | 09:02 | 09:10 | 09:19 | — |
| C2.1 | 01:00 | 01:07 | 01:14 | — |