Solar flares on September 3, 2017
The most powerful solar flare in 24 hours
M1.2 (strong) flare - September 3 at 9:49 PM
Solar activity index
Value as of the end of the day on September 3, 2017
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from September 2, 2017 to September 3, 2017
Time zone — UTC-08 (Anchorage) — summer time
List of solar flares for September 3, 2017
The total number of solar flares of class C and higher — 5 flares
C class — 4 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M1.2 | 21:36 | 21:49 | 22:05 | 2673 |
| C1.8 | 20:05 | 20:11 | 20:17 | 2673 |
| C1.2 | 19:33 | 19:38 | 19:42 | 2673 |
| C1.1 | 18:18 | 18:22 | 18:29 | 2674 |
| C1.1 | 12:45 | 12:50 | 12:55 | 2673 |