To locate a star, you need to know its altitude (how high it is in the sky) and its azimuth (how far east it is from true north) At the Samrat yantra, it took two people to pinpoint a star and record its position
للعثور على نجم تحتاج الى ارتفاعه (‏ علوّه في السماء )‏ وزاويته السَّمتيّة (‏ بُعده عن الشمال الحقيقي باتجاه الشرق )‏