Solar flares on January 15, 2002
The most powerful solar flare in 24 hours
C4.7 (normal) flare - January 15 at 6:23 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-05 (Dover)
List of solar flares for January 15, 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 |
|---|---|---|---|---|
| C4.7 | 18:20 | 18:23 | 18:28 | — |
| C3.9 | 16:41 | 16:53 | 17:13 | 9775 |
| C3.4 | 13:04 | 13:09 | 13:16 | 9775 |
| C4.6 | 12:48 | 12:52 | 12:54 | 9775 |
| C2.6 | 04:53 | 05:00 | 05:07 | 9782 |