Solar flares on April 20, 2000
The most powerful solar flare in 24 hours
C8.6 (normal) flare - April 20 at 5:33 AM
Solar activity index
Value as of the end of the day on April 20, 2000
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 19, 2000 to April 20, 2000
Time zone — UTC-05 (Jackson) — summer time
List of solar flares for April 20, 2000
The total number of solar flares of class C and higher — 9 flares
C class — 9 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.3 | 22:23 | 22:27 | 22:34 | — |
| C1.3 | 21:34 | 21:37 | 21:47 | — |
| C2.3 | 19:54 | 19:59 | 20:02 | 8963 |
| C1.3 | 16:32 | 16:44 | 17:01 | 8955 |
| C1.3 | 15:45 | 16:03 | 16:14 | 8966 |
| C4.7 | 14:28 | 14:37 | 14:44 | 8963 |
| C8.6 | 05:24 | 05:33 | 05:43 | 8969 |
| C1.8 | 02:17 | 02:23 | 02:29 | 8967 |
| C2.0 | 23:54 | 00:02 | 00:10 | — |