The Astronomical Observatories of Jai Singh c7.15

Language: English

c7.15

¹ al-Hasan b. ‘Ali b. ‘Omar al-Marrākoshi, Abū ‘Ali (fl. A.D. 1262) appears to have been the first to employ Right ascensions, which he reckoned from the first point of Capricornus. See E. B. KNOBEL, The Chronology of Star Catalogues, p. 14.

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