Prayer time for Upper Mount Gravatt BC in qld-4122. The Sallat timings are according to the Hanafi Madhab. There are differing opinions on what angle to be used for calculating Fajr and Isha. Our calculation according to Muslim World League convention. Prayer time based on Upper Mount Gravatt BC, qld-4122 Geo location Latitude = -27.54000 & Longitude = 153.10000.