Astronomically.. May 13 will mark the first day of Eid al-Fitr

Ibrahim Al Jarwan, member of the Arab Union for Astronomy and Space Sciences: The crescent of Shawwal month will be born Tuesday, May 11, 11 pm UAE time, and will be sighted on Wednesday evening; hence, Thursday, May 13 will mark the first day of Eid al-Fitr.

Sunday, July 11 shall mark the first day of Dhu al-Hijjah, Monday will be the day of Arafah, so Tuesday, July 20 shall be the first day of Eid Al-Adha, according to astronomical