Solar flares on January 21, 2000
The most powerful solar flare in 24 hours
M1.4 (strong) flare - January 21 at 10:48 AM
Solar activity index
Value as of the end of the day on January 21, 2000
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from January 20, 2000 to January 21, 2000
Time zone — UTC+04 (Samara)
List of solar flares for January 21, 2000
The total number of solar flares of class C and higher — 8 flares
C class — 7 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.8 | 22:20 | 22:25 | 22:32 | — |
| C5.1 | 15:33 | 15:42 | 15:52 | 8837 |
| C3.5 | 12:11 | 12:45 | 12:54 | — |
| M1.4 | 10:34 | 10:48 | 10:58 | — |
| C6.7 | 09:02 | 09:10 | 09:15 | — |
| C5.8 | 05:37 | 05:41 | 05:45 | — |
| C2.6 | 02:16 | 02:20 | 02:22 | — |
| C1.6 | 00:59 | 01:02 | 01:07 | — |