Solar flares on April 2, 2001
The most powerful solar flare in 24 hours
X20 (very strong) flare - April 2 at 3:51 PM
Solar activity index
Value as of the end of the day on April 2, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 1, 2001 to April 2, 2001
Time zone — UTC-06 (Denver) — summer time
List of solar flares for April 2, 2001
The total number of solar flares of class C and higher — 7 flares
C class — 1 | M class — 2 | X class — 4
| Class | begin | max | end | region |
|---|---|---|---|---|
| X1.2 | 21:25 | 21:57 | 22:55 | 9415 |
| X20 | 15:32 | 15:51 | 16:03 | 9393 |
| M2.1 | 12:08 | 12:50 | 13:20 | 9393 |
| X1.1 | 04:58 | 05:36 | 06:05 | — |
| X1.4 | 04:04 | 04:14 | 04:20 | 9393 |
| M1.9 | 03:45 | 03:52 | 03:59 | 9393 |
| C8.5 | 03:19 | 03:31 | 03:37 | 9393 |