Solar flares on July 18, 2012
The most powerful solar flare in 24 hours
C4.5 (normal) flare - July 18 at 6:18 PM
Solar activity index
Value as of the end of the day on July 18, 2012
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from July 17, 2012 to July 18, 2012
Time zone — UTC-04 (Hamilton (Canada)) — summer time
List of solar flares for July 18, 2012
The total number of solar flares of class C and higher — 4 flares
C class — 4 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.3 | 21:34 | 21:37 | 21:39 | 1524 |
| C2.4 | 20:00 | 20:09 | 20:14 | 1524 |
| C4.5 | 18:03 | 18:18 | 18:33 | 1520 |
| C3.0 | 01:55 | 02:02 | 02:09 | 1520 |