Solar flares on July 31, 2026
The most powerful solar flare in 24 hours
C4.0 (normal) flare - July 31 at 11:47 AM
Solar activity index
Value as of the end of the day on July 31, 2026
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from July 30, 2026 to July 31, 2026
Time zone — UTC+00
List of solar flares for July 31, 2026
The total number of solar flares of class C and higher — 10 flares
C class — 10 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.6 | 18:03 | 18:13 | 18:24 | 4499 |
| C1.7 | 13:47 | 13:57 | 14:04 | 4499 |
| C4.0 | 11:36 | 11:47 | 11:57 | — |
| C2.5 | 11:36 | 11:41 | 11:43 | 4499 |
| C2.3 | 11:09 | 11:19 | 11:29 | 4499 |
| C1.4 | 08:25 | 08:34 | 08:41 | 4499 |
| C2.4 | 06:41 | 06:47 | 07:10 | 4499 |
| C3.1 | 03:05 | 03:16 | 03:30 | 4498 |
| C2.3 | 02:31 | 02:39 | 02:48 | 4499 |
| C1.8 | 01:21 | 01:29 | 01:37 | 4500 |