Solar flares on April 9, 2001
The most powerful solar flare in 24 hours
M7.9 (strong) flare - April 9 at 6:34 PM
Solar activity index
Value as of the end of the day on April 9, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 8, 2001 to April 9, 2001
Time zone — UTC+03 (Bucharest)
List of solar flares for April 9, 2001
The total number of solar flares of class C and higher — 5 flares
C class — 4 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.1 | 21:24 | 21:29 | 21:39 | 9415 |
| M7.9 | 18:20 | 18:34 | 19:00 | 9415 |
| C6.1 | 12:20 | 12:28 | 12:36 | 9415 |
| C3.0 | 09:46 | 09:57 | 10:07 | 9415 |
| C6.4 | 04:59 | 05:56 | 07:14 | 9415 |