Solar flares on April 22, 2004
The most powerful solar flare in 24 hours
C1.9 (normal) flare - April 22 at 11:56 PM
Solar activity index
Value as of the end of the day on April 22, 2004
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 21, 2004 to April 22, 2004
Time zone — UTC-05 (Fort Worth) — summer time
List of solar flares for April 22, 2004
The total number of solar flares of class C and higher — 4 flares
C class — 4 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.9 | 23:50 | 23:56 | 00:01 | 597 |
| C1.1 | 20:14 | 20:19 | 20:24 | 597 |
| C1.6 | 18:46 | 19:15 | 19:20 | 597 |
| C1.1 | 13:19 | 13:24 | 13:32 | 596 |