Solar flares on January 1, 2002
The most powerful solar flare in 24 hours
C5.2 (normal) flare - January 1 at 8:23 PM
Solar activity index
Value as of the end of the day on January 1, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 31, 2001 to January 1, 2002
Time zone — UTC-07 (Phoenix)
List of solar flares for January 1, 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 |
|---|---|---|---|---|
| C3.1 | 22:33 | 22:36 | 22:38 | 9764 |
| C4.6 | 20:38 | 20:41 | 20:47 | 9754 |
| C5.2 | 20:16 | 20:23 | 20:27 | 9751 |
| C4.5 | 01:59 | 02:10 | 02:17 | — |