Solar flares on September 4, 2012
The most powerful solar flare in 24 hours
C2.7 (normal) flare - September 4 at 5:07 AM
Solar activity index
Value as of the end of the day on September 4, 2012
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from September 3, 2012 to September 4, 2012
Time zone — UTC+00
List of solar flares for September 4, 2012
The total number of solar flares of class C and higher — 5 flares
C class — 5 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.5 | 09:42 | 09:47 | 09:54 | 1564 |
| C1.2 | 07:31 | 07:34 | 07:38 | 1565 |
| C2.3 | 07:09 | 07:15 | 07:20 | 1565 |
| C1.7 | 06:35 | 06:42 | 06:51 | 1564 |
| C2.7 | 04:57 | 05:07 | 05:14 | 1564 |