Kindly refer to the following link(s):
Accurate time for starting and break of fast ( Umm Al Qura Timetable)
Should we follow Umm Al Qura prayer timetable or Islamic Finder?
Can I use prayer timings of University of Karachi for Isha? Umm al qura for 4 prayers
Parents follow hanafi fajr time, am I sinful if I serve them suhoor food in Ramadan?
Prayer times calculation
Authenticity of calculations of Umm Al Qura prayer timetable
Which Prayer Timetable should we follow in our Apps (Umm Al Qura)?