Solar flares on February 9, 2001
The most powerful solar flare in 24 hours
C3.5 (normal) flare - February 9 at 5:50 PM
Solar activity index
Value as of the end of the day on February 9, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from February 8, 2001 to February 9, 2001
Time zone — UTC-04 (Halifax)
List of solar flares for February 9, 2001
The total number of solar flares of class C and higher — 7 flares
C class — 7 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.5 | 22:49 | 22:53 | 22:56 | 9338 |
| C1.6 | 20:05 | 20:09 | 20:11 | — |
| C3.1 | 18:57 | 19:21 | 19:45 | 9338 |
| C3.5 | 17:40 | 17:50 | 17:55 | 9338 |
| C2.0 | 17:02 | 17:07 | 17:15 | 9338 |
| C1.0 | 13:16 | 13:27 | 13:33 | 9335 |
| C1.2 | 11:41 | 11:49 | 11:57 | — |