Solar flares on July 28, 2026
The most powerful solar flare in 24 hours
C5.1 (normal) flare - July 28 at 8:19 AM
Solar activity index
Value as of the end of the day on July 28, 2026
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from July 27, 2026 to July 28, 2026
Time zone — UTC+05 (Surgut)
List of solar flares for July 28, 2026
The total number of solar flares of class C and higher — 6 flares
C class — 6 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.4 | 16:13 | 16:20 | 16:23 | 4498 |
| C5.1 | 08:08 | 08:19 | 08:22 | 4494 |
| C1.8 | 07:08 | 07:15 | 07:20 | 4496 |
| C3.5 | 03:51 | 03:59 | 04:05 | 4494 |
| C3.3 | 03:33 | 03:44 | 03:48 | 4494 |
| C3.6 | 00:35 | 00:48 | 00:53 | 4494 |