Solar Observations at the Maraghah Observatory before 1275: A New Set of Parameters

Sayili Aydin , The observatory in Islam and its place in the general history of the observatory (Ankara, 1960).

Ibid., 189–223.

Ibid., 190.

Ibid., 211.

Vardjavand P. , “La découverte archéologique du complexe scientifique de l'observatoire de Maraqé,” in Dizer M. (ed), International Symposium on the Observatories in Islam, 19–23 September, 1977 (Istanbul, 1980), 143–63.

Sayili , The observatory, 204; Kennedy E. S. , “A survey of Islamic astronomical tables”, Transactions of the American Philosophical Society, xlvi, part 2 (1956), p. 125, no. 6.

Kennedy , Survey , p. 162, nos. 10, 20; Sayili , The observatory, 214.

Sayili , The observatory , 204, 212, 214, 219, et passim.

Saliba G. , “An observational notebook of a thirteenth-century astronomer”, Isis, lxxiv (1983), 388–401.

Kennedy , Survey, p. 137, no. 108.

Saliba G. , “The determination of new planetary parameters at the Maraghah observatory”, Colloque Mathematiques Mediterranéennes, Luminy, April 16–21, 1984 (to appear).

Neugebauer O. , “Thabit ben Qurra ‘On the Solar Year’ and ‘On the Motion of the Eighth Sphere”’, Proceedings of the American Philosophical Society, cvi, no. 3 (1962), 264–99, esp. p. 274f.

Neugebauer O. , The exact sciences in Antiquity (Providence, 1957), 209–14.

An edition of this treatise and an English translation are currently being prepared by the present author for publication.

Seemann H. J. , “Die Instrumente der Sternwarte zu Maragha nach den Mitteilungen von al-Urdi”, Sitzungsberichte der Phys.-Med. Sozietät zu Erlangen, lx (1928), 15–126, esp. pp. 28–32.

Ibid., 27.

Saliba , Notebook, 396 (fol. 69r).

Sayili , The observatory, 196.