Solar flares on June 28, 2023
The most powerful solar flare in 24 hours
M1.9 (strong) flare - June 28 at 10:44 AM
Solar activity index
Value as of the end of the day on June 28, 2023
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from June 27, 2023 to June 28, 2023
Time zone — UTC+02 (Prague) — summer time
List of solar flares for June 28, 2023
The total number of solar flares of class C and higher — 11 flares
C class — 10 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.5 | 21:44 | 21:51 | 22:02 | — |
| C5.0 | 20:54 | 20:58 | 21:03 | 3348 |
| C5.4 | 20:33 | 20:39 | 20:43 | 3354 |
| C1.8 | 18:41 | 18:44 | 18:48 | — |
| M1.9 | 10:26 | 10:44 | 10:59 | 3340 |
| C1.6 | 06:02 | 06:09 | 06:15 | 3354 |
| C1.3 | 05:28 | 05:35 | 05:44 | 3354 |
| C3.3 | 04:14 | 04:23 | 04:33 | — |
| C1.4 | 02:29 | 02:32 | 02:39 | 3354 |
| C1.7 | 01:17 | 01:24 | 01:31 | 3351 |
| C4.4 | 00:22 | 00:33 | 00:48 | 3354 |