We, at Moonsighting.com, calculate where the crescent moon sighting is possible for every lunar month. Visibility of the New Crescent Moon is calculated using the criteria, developed after decades of research by Khalid Shaukat, of Moonsighting Committee Worldwide (MCW).Development of the criteria included several thousand authentic observations, collected over a period of 150 years in different locations of the world. These visibility calculations jive with the observations every month since 93 - (Read more)