Solar flares on April 19, 2002
The most powerful solar flare in 24 hours
C3.4 (normal) flare - April 19 at 2:22 PM
Solar activity index
Value as of the end of the day on April 19, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 18, 2002 to April 19, 2002
Time zone — UTC-04 (Augusta) — summer time
List of solar flares for April 19, 2002
The total number of solar flares of class C and higher — 9 flares
C class — 9 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.7 | 20:45 | 20:55 | 21:10 | — |
| C2.2 | 17:07 | 17:16 | 17:30 | — |
| C1.6 | 16:05 | 16:08 | 16:12 | — |
| C3.4 | 14:14 | 14:22 | 14:46 | 9906 |
| C2.5 | 11:16 | 11:21 | 11:27 | 9906 |
| C2.3 | 05:01 | 05:05 | 05:13 | — |
| C2.0 | 03:50 | 03:54 | 03:57 | 9906 |
| C3.3 | 02:58 | 03:04 | 03:07 | — |
| C1.7 | 02:46 | 02:49 | 02:52 | 9906 |