Solar flares on January 15, 2002
The most powerful solar flare in 24 hours
C7.1 (normal) flare - January 15 at 11:09 PM
Solar activity index
Value as of the end of the day on January 15, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from January 14, 2002 to January 15, 2002
Time zone — UTC-09 (Dillingham)
List of solar flares for January 15, 2002
The total number of solar flares of class C and higher — 7 flares
C class — 7 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C7.1 | 23:00 | 23:09 | 23:17 | 9775 |
| C4.3 | 22:34 | 22:40 | 22:44 | — |
| C4.7 | 14:20 | 14:23 | 14:28 | — |
| C3.9 | 12:41 | 12:53 | 13:13 | 9775 |
| C3.4 | 09:04 | 09:09 | 09:16 | 9775 |
| C4.6 | 08:48 | 08:52 | 08:54 | 9775 |
| C2.6 | 00:53 | 01:00 | 01:07 | 9782 |