Solar flares on September 28, 2012
The most powerful solar flare in 24 hours
C3.7 (normal) flare - September 28 at 12:57 AM
Solar activity index
Value as of the end of the day on September 28, 2012
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from September 27, 2012 to September 28, 2012
Time zone — UTC+01 (London) — summer time
List of solar flares for September 28, 2012
The total number of solar flares of class C and higher — 1 flare
C class — 1 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C3.7 | 00:36 | 00:57 | 01:34 | 1577 |