Solar flares on April 30, 2001
The most powerful solar flare in 24 hours
C5.1 (normal) flare - April 30 at 1:21 AM
Solar activity index
Value as of the end of the day on April 30, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 29, 2001 to April 30, 2001
Time zone — UTC-06 (Red deer) — summer time
List of solar flares for April 30, 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 |
|---|---|---|---|---|
| C2.5 | 09:18 | 09:22 | 09:30 | 9445 |
| C2.1 | 08:45 | 08:48 | 08:52 | — |
| C1.9 | 07:12 | 07:15 | 07:19 | 9445 |
| C1.6 | 05:54 | 05:57 | 06:01 | 9433 |
| C2.2 | 04:55 | 05:08 | 05:20 | — |
| C3.6 | 04:19 | 04:23 | 04:25 | 9445 |
| C5.1 | 01:17 | 01:21 | 01:23 | 9445 |