Solar flares on July 28, 2013
The most powerful solar flare in 24 hours
C3.2 (normal) flare - July 28 at 8:21 AM
Solar activity index
Value as of the end of the day on July 28, 2013
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from July 27, 2013 to July 28, 2013
Time zone — UTC-04 (Columbus) — summer time
List of solar flares for July 28, 2013
The total number of solar flares of class C and higher — 6 flares
C class — 6 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.0 | 17:07 | 17:11 | 17:16 | 1800 |
| C1.6 | 15:57 | 16:03 | 16:07 | 1800 |
| C1.5 | 12:22 | 12:27 | 12:31 | 1800 |
| C1.4 | 11:56 | 12:01 | 12:11 | 1805 |
| C3.2 | 08:12 | 08:21 | 08:29 | 1800 |
| C2.3 | 01:35 | 02:18 | 02:58 | 1800 |