The Iranian History 987 AD


Inauguration Of Deylami Observatory

Oct, 15, 987 AD

Band-e-Amir Bridge/Dam in Marvdasht built by Azoddoleh of Deylami dynastyConstruction of the Deylami Observatory was completed and it was inaugurated. Abusahl Koohi Tabari, son of Rostam was chosen as the manager of the Observatory. He was a great mathematician of his time who had mastered astrology. The Deylami observatory unit in which many other mathematicians began to serve was built by the order from Sharafoddoleh, one of patriotic emirs of the Deylami dynasty. (Updated: Dec, 15, 2007)

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