Solar flares on April 9, 2025
The most powerful solar flare in 24 hours
M1.5 (strong) flare - April 9 at 3:52 AM
Solar activity index
Value as of the end of the day on April 9, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 8, 2025 to April 9, 2025
Time zone — UTC+05:30 (Lucknow)
List of solar flares for April 9, 2025
The total number of solar flares of class C and higher — 12 flares
C class — 11 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C9.0 | 22:52 | 23:00 | 23:07 | 4055 |
| C2.1 | 20:26 | 20:35 | 20:40 | — |
| C2.7 | 17:46 | 18:01 | 18:14 | 4055 |
| C2.2 | 16:23 | 16:33 | 16:45 | 4055 |
| C2.5 | 15:03 | 15:19 | 15:32 | 4055 |
| C2.2 | 14:02 | 14:15 | 14:27 | — |
| C3.3 | 10:46 | 10:57 | 11:04 | 4048 |
| C3.8 | 07:01 | 07:13 | 07:23 | — |
| C1.9 | 06:32 | 06:39 | 06:47 | 4048 |
| M1.5 | 03:38 | 03:52 | 04:06 | 4048 |
| C3.2 | 02:15 | 02:28 | 02:37 | — |
| C2.7 | 01:09 | 01:16 | 01:23 | — |