MCW has members from all over the world reporting moonsighting on a regular basis. These are experienced observers who know the importance of sighting. Click here to see more about MCW.
We, at Moonsighting.com, calculate where the crescent sighting is possible for every lunar month.
Visibility of the crescent moon is calculated using the criteria, developed after decades of research by Khalid Shaukat. 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 1993.