Solar flares on April 16, 2002
The most powerful solar flare in 24 hours
M2.5 (strong) flare - April 16 at 9:19 AM
Solar activity index
Value as of the end of the day on April 16, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 15, 2002 to April 16, 2002
Time zone — UTC-04 (Dover) — summer time
List of solar flares for April 16, 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 |
|---|---|---|---|---|
| C2.3 | 22:32 | 22:37 | 22:41 | 9905 |
| C9.9 | 20:35 | 20:40 | 20:43 | 9905 |
| C2.9 | 11:35 | 11:40 | 11:44 | — |
| M2.5 | 08:53 | 09:19 | 09:30 | 9893 |
| C9.3 | 06:37 | 06:44 | 06:54 | 9904 |
| C3.8 | 00:24 | 01:33 | 02:55 | — |