Solar flares on April 30, 2002
The most powerful solar flare in 24 hours
M1.3 (strong) flare - April 30 at 1:22 AM
Solar activity index
Value as of the end of the day on April 30, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 29, 2002 to April 30, 2002
Time zone — UTC-07 (Phoenix)
List of solar flares for April 30, 2002
The total number of solar flares of class C and higher — 6 flares
C class — 5 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.4 | 22:47 | 22:53 | 23:00 | — |
| C2.1 | 21:04 | 21:19 | 21:32 | 9932 |
| C2.3 | 20:39 | 20:43 | 20:46 | 9921 |
| C3.7 | 07:10 | 07:18 | 07:27 | — |
| C3.2 | 04:06 | 04:18 | 04:29 | 9914 |
| M1.3 | 01:17 | 01:22 | 01:27 | — |