Solar flares on April 22, 2002
The most powerful solar flare in 24 hours
C5.5 (normal) flare - April 22 at 1:47 AM
Solar activity index
Value as of the end of the day on April 22, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 21, 2002 to April 22, 2002
Time zone — UTC-04 (Providence) — summer time
List of solar flares for April 22, 2002
The total number of solar flares of class C and higher — 6 flares
C class — 6 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.6 | 19:58 | 20:01 | 20:05 | 9914 |
| C1.4 | 10:37 | 10:41 | 10:53 | 9914 |
| C2.8 | 07:54 | 08:10 | 08:20 | 9912 |
| C1.3 | 06:04 | 06:10 | 06:15 | 9914 |
| C5.5 | 01:43 | 01:47 | 01:50 | 9916 |
| C2.1 | 00:48 | 01:06 | 01:20 | — |