Solar flares on July 28, 2012
The most powerful solar flare in 24 hours
M6.1 (strong) flare - July 28 at 9:56 PM
Solar activity index
Value as of the end of the day on July 28, 2012
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from July 27, 2012 to July 28, 2012
Time zone — UTC+01 (London) — summer time
List of solar flares for July 28, 2012
The total number of solar flares of class C and higher — 4 flares
C class — 3 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M6.1 | 21:44 | 21:56 | 22:04 | 1532 |
| C1.7 | 19:24 | 19:31 | 19:40 | — |
| C1.1 | 14:10 | 14:19 | 14:26 | — |
| C1.7 | 08:21 | 08:29 | 08:42 | 1530 |