Solar flares on April 23, 2026
The most powerful solar flare in 24 hours
X2.4 (very strong) flare - April 23 at 10:07 PM
Solar activity index
Value as of the end of the day on April 23, 2026
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 22, 2026 to April 23, 2026
Time zone — UTC-03 (Moncton) — summer time
List of solar flares for April 23, 2026
The total number of solar flares of class C and higher — 15 flares
C class — 9 | M class — 5 | X class — 1
| Class | begin | max | end | region |
|---|---|---|---|---|
| X2.4 | 21:51 | 22:07 | 22:13 | 4419 |
| C3.6 | 20:04 | 20:16 | 20:23 | 4423 |
| C4.1 | 16:59 | 17:06 | 17:10 | 4420 |
| M4.9 | 14:00 | 14:08 | 14:14 | 4419 |
| C1.4 | 12:14 | 12:27 | 12:42 | 4420 |
| M1.7 | 10:42 | 11:00 | 11:11 | 4419 |
| C2.1 | 09:59 | 10:02 | 10:04 | 4420 |
| C1.3 | 09:26 | 09:30 | 09:37 | 4420 |
| C1.4 | 08:51 | 08:58 | 09:04 | 4421 |
| C2.3 | 06:47 | 06:53 | 06:57 | — |
| M4.3 | 05:40 | 05:48 | 05:53 | 4419 |
| C5.6 | 05:06 | 05:11 | 05:19 | 4420 |
| C4.5 | 04:48 | 04:57 | 05:06 | 4420 |
| M1.2 | 01:50 | 01:59 | 02:08 | 4420 |
| M1.6 | 01:24 | 01:35 | 01:48 | 4419 |