Solar flares on April 19, 2025
The most powerful solar flare in 24 hours
M4.4 (strong) flare - April 19 at 9:20 AM
Solar activity index
Value as of the end of the day on April 19, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 18, 2025 to April 19, 2025
Time zone — UTC+09:30 (Adelaide)
List of solar flares for April 19, 2025
The total number of solar flares of class C and higher — 4 flares
C class — 3 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.5 | 20:36 | 20:44 | 20:50 | 4060 |
| M4.4 | 08:38 | 09:20 | 09:45 | — |
| C2.6 | 07:18 | 07:22 | 07:26 | 4064 |
| C1.4 | 06:41 | 06:47 | 06:54 | 4064 |