Scientific Astronomical Criteria for the Crescent Visibility and Actual sighting.


The main goal to which we aspire is to reach a unified scientific astronomicalcriteria in order to determine the possibility of a sighting of the crescent newborn whichsupport by the majority of astronomers and scholars of religion in order to work on thestandardization of our events Islamic religious sites, as is the case in determining thebeginning of the holy month of Dhul Hijjah, which does not differ by two in the Islamicworld. To reach such criteria requires cooperation between the scientific astronomers andthe religious scholars in order to narrow the differences and inequalities that oftenhappening. The differences could be two days and in some cases three days. In this studywe offer some observations and recommendations on this subject.