According to Mufti Popalzai, Shariah does not allow confirmation of moon sighting through telephone
[ HIGHLY RECOMMENDED] , UMAL QARA CALENDAR 50 YEARS, 1ST OF SHAWWAL IN SAUDI ARABIA JUNE 4, 2019. VERY RARELY THEY WILL CHANGE THE DATE. THERE ARE OUR PATHAN BROTHERS WORKING THERE, THEY CALL HOME AND POPLZAI CROWD IS HYPNOTIZED, EVEN NO POSSIBILTY OF CRESCENT, THEY WILL SEE SOMETHING. [ HERE GOES THE TELEPHONE CALL]
Global lunar visibility maps for this year (1440 AH) - science.uu.nl ...
During the late seventies and eighties, The US Naval Observatory , NASA Goddard scientist were working with Muslim Scientists, like Dr. Kahlid Shaukat, Dr, Omar Afzal and few others.
NASA scientist, I forgot his name, sent me a study---He says that on any given day 15 of 100 people will see a crescent. [ I have that report, I have to dig for it, my apology.]