Solar flares on August 28, 2021
The most powerful solar flare in 24 hours
M4.7 (strong) flare - August 28 at 9:11 AM
Solar activity index
Value as of the end of the day on August 28, 2021
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from August 27, 2021 to August 28, 2021
Time zone — UTC+03 (Ryazan)
List of solar flares for August 28, 2021
The total number of solar flares of class C and higher — 9 flares
C class — 8 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.4 | 19:26 | 19:43 | 19:55 | 2860 |
| C1.7 | 15:36 | 15:50 | 16:08 | 2860 |
| C2.7 | 14:47 | 14:55 | 15:04 | 2860 |
| C4.2 | 11:38 | 11:46 | 11:57 | 2860 |
| M4.7 | 08:39 | 09:11 | 09:23 | 2860 |
| C7.0 | 08:01 | 08:05 | 08:09 | 2860 |
| C1.1 | 07:01 | 07:09 | 07:19 | — |
| C1.0 | 05:26 | 05:47 | 06:03 | 2860 |
| C7.3 | 23:32 | 00:09 | 00:43 | 2860 |