Solar flares on January 4, 2001
The most powerful solar flare in 24 hours
C4.5 (normal) flare - January 4 at 2:00 AM
Solar activity index
Value as of the end of the day on January 4, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from January 3, 2001 to January 4, 2001
Time zone — UTC-07 (Phoenix)
List of solar flares for January 4, 2001
The total number of solar flares of class C and higher — 6 flares
C class — 6 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.1 | 21:22 | 21:25 | 21:27 | — |
| C1.0 | 20:02 | 20:05 | 20:08 | — |
| C3.6 | 13:04 | 13:08 | 13:11 | 9289 |
| C2.5 | 12:09 | 12:14 | 12:21 | 9301 |
| C4.5 | 01:50 | 02:00 | 02:11 | — |
| C1.6 | 00:17 | 00:21 | 00:24 | — |