Solar flares on April 16, 2026
The most powerful solar flare in 24 hours
C4.1 (normal) flare - April 16 at 8:42 PM
Solar activity index
Value as of the end of the day on April 16, 2026
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 15, 2026 to April 16, 2026
Time zone — UTC-08 (Anchorage) — summer time
List of solar flares for April 16, 2026
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 |
|---|---|---|---|---|
| C4.1 | 20:27 | 20:42 | 21:02 | 4419 |
| C1.0 | 13:15 | 13:22 | 13:29 | 4419 |
| C1.1 | 05:00 | 05:11 | 05:17 | 4419 |
| C1.7 | 04:16 | 04:25 | 04:36 | 4419 |