Solar flares on January 23, 2002
The most powerful solar flare in 24 hours
C3.7 (normal) flare - January 23 at 4:37 PM
Solar activity index
Value as of the end of the day on January 23, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from January 22, 2002 to January 23, 2002
Time zone — UTC+03 (Pskov)
List of solar flares for January 23, 2002
The total number of solar flares of class C and higher — 9 flares
C class — 9 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C3.7 | 16:32 | 16:37 | 16:48 | 9794 |
| C1.6 | 12:56 | 13:00 | 13:11 | 9783 |
| C1.4 | 12:06 | 12:09 | 12:12 | 9787 |
| C1.7 | 06:32 | 06:37 | 06:41 | 9794 |
| C1.6 | 06:16 | 06:19 | 06:24 | — |
| C1.9 | 04:17 | 04:21 | 04:25 | — |
| C1.6 | 02:27 | 02:32 | 02:42 | 9787 |
| C1.3 | 01:39 | 01:43 | 01:47 | 9794 |
| C2.4 | 01:02 | 01:08 | 01:15 | — |