Solar flares on April 16, 2001
The most powerful solar flare in 24 hours
M1.1 (strong) flare - April 16 at 3:22 AM
Solar activity index
Value as of the end of the day on April 16, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 15, 2001 to April 16, 2001
Time zone — UTC-03 (Halifax) — summer time
List of solar flares for April 16, 2001
The total number of solar flares of class C and higher — 5 flares
C class — 4 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.2 | 10:35 | 10:57 | 11:10 | — |
| C2.9 | 08:10 | 08:24 | 08:41 | — |
| C1.0 | 07:07 | 07:11 | 07:20 | — |
| C3.7 | 03:56 | 04:06 | 04:12 | 9415 |
| M1.1 | 03:16 | 03:22 | 03:25 | — |