Solar flares on April 30, 2001
The most powerful solar flare in 24 hours
C5.1 (normal) flare - April 30 at 12:51 PM
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+05:30 (Nerkunram)
List of solar flares for April 30, 2001
The total number of solar flares of class C and higher — 11 flares
C class — 11 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.5 | 20:48 | 20:52 | 21:00 | 9445 |
| C2.1 | 20:15 | 20:18 | 20:22 | — |
| C1.9 | 18:42 | 18:45 | 18:49 | 9445 |
| C1.6 | 17:24 | 17:27 | 17:31 | 9433 |
| C2.2 | 16:25 | 16:38 | 16:50 | — |
| C3.6 | 15:49 | 15:53 | 15:55 | 9445 |
| C5.1 | 12:47 | 12:51 | 12:53 | 9445 |
| C2.6 | 08:04 | 08:08 | 08:15 | 9433 |
| C3.2 | 04:53 | 04:57 | 04:59 | — |
| C2.6 | 01:34 | 02:16 | 02:45 | — |
| C2.7 | 00:51 | 00:54 | 00:56 | 9445 |