Series:Advances in Physics Research
Proceedings of the 2014 International Conference on Physics and its Applications
Session: Astronomy
1 articles
Proceedings Article
Implications of Twilight Sky Brightness Measurements on Fajr Prayer and Young Crescent Observation
Dhani Herdiwijaya
The morning and evening twilight brightness are important to probe the properties of the upper atmosphere. We conducted a short survey of broad band twilight sky brightness measurements by using a portable photometer with 5 second resolution, in five places with different elevations. The darkest zenith...