Middle Eastern observatories possessed an impressive array of sophisticated equipment ​ — astrolabes, quadrants, sextants, sundials, and other instruments that were used to study and track celestial bodies.
Observatorium - observatorium di Timur Tengah punya aneka peralatan yang canggih ​ — astrolab, kuadran, sekstan, jam matahari, dan alat lainnya yang digunakan untuk menelaah dan melacak benda - benda angkasa.