When is Eid al-Fitr 2021 (HMNAO)?

The visibility of the new crescent moon for May 2021 and the start of the Islamic festival of Eid al-Fitr is shown in the table below. We have included Mecca and Rabat for reference as well as a number of cities across the United Kingdom. [Read more]

Improvising Weather Forecast for Moon Sighting Did you know that cloudiness is a local phenomenon i.e., the whole region is never (or very rarely) cloudy at the same time, such that two locations, 10 – 20 miles apart may have totally different weather conditions (clear and cloudy)? The question arises, how far distance is your horizon so you can estimate the weather forecast more accurately? [Read more]

Comparison of the UK and Morocco Hilal Sighting Reports (1438 - 1442 AH)

Looking at the past few years of observation data, it appears that (1) it is possible to sight the first day’s Hilal on the UK horizon throughout the year (if a real effort is made), (2) attempting to sight the Hilal on 29th day (of Morocco) and the next day, shows that a UK-only criteria will double the number of 29th days sighting (see attached data table).