Solar flares on January 23, 2002
The most powerful solar flare in 24 hours
C3.7 (normal) flare - January 23 at 5:37 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+04 (Samara)
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 | 17:32 | 17:37 | 17:48 | 9794 |
| C1.6 | 13:56 | 14:00 | 14:11 | 9783 |
| C1.4 | 13:06 | 13:09 | 13:12 | 9787 |
| C1.7 | 07:32 | 07:37 | 07:41 | 9794 |
| C1.6 | 07:16 | 07:19 | 07:24 | — |
| C1.9 | 05:17 | 05:21 | 05:25 | — |
| C1.6 | 03:27 | 03:32 | 03:42 | 9787 |
| C1.3 | 02:39 | 02:43 | 02:47 | 9794 |
| C2.4 | 02:02 | 02:08 | 02:15 | — |