The Astronomical Observatories of Jai Singh c5.24

c5.24

The first two sections follow Ulugh Beg and the third section is simply Ulugh Beg brought up to date. The catalogue of stars is headed: "Table showing the positions of the fixed stars as determined at the Samarqand observatory." The catalogue gives (*a*) serial numbers, (*b*) constellation numbers, (*c*) names of constellations and stars, (*d*) Longitudes, (*e*) Latitudes, (*f*) Directions, (*g*) Magnitudes according to Ptolemy, (*h*) Magnitudes according to Ṣūfī.² The total number of stars given is 1018 (Ulugh Beg's number) and these are arranged in identically the same order as those of Ulugh Beg. The latitudes are the same as Ulugh Beg's and the longitudes differ by 4° 8', as in the case of the Jaipur MS.