Solar flares on April 22, 2003
The most powerful solar flare in 24 hours
C4.0 (normal) flare - April 22 at 11:11 PM
Solar activity index
Value as of the end of the day on April 22, 2003
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 21, 2003 to April 22, 2003
Time zone — UTC+03 (Moscow)
List of solar flares for April 22, 2003
The total number of solar flares of class C and higher — 5 flares
C class — 5 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C4.0 | 22:41 | 23:11 | 23:37 | 338 |
| C2.2 | 19:13 | 19:17 | 19:22 | 338 |
| C1.0 | 12:29 | 12:35 | 12:38 | — |
| C1.1 | 11:10 | 11:13 | 11:15 | 338 |
| C1.8 | 00:23 | 00:47 | 01:13 | 337 |