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25 de jun. de 2022 · Yes, William Parsons, the Third Earl of Rosse, built his own telescope, known as the “Leviathan of Parsonstown”. It was a reflecting telescope with an aperture of 1.8m, making it the largest known telescope of its time. Parsons began building the Leviathan in 1842 and first used it in 1845. He also improved the techniques of casting ...
William Parsons, 3rd Earl of Rosse (1800–1867) of Birr Castle, Ireland; succeeded to the earldom on his father's death in February 1841; His largest and most expensive telescope project, the construction of a Newtonian reflector with a 6 ft aperture and a 4 ton mirror, known as ‘the monster telescope’ or ‘Leviathan of Parsonstown’, was completed in 1844 at a cost of £12,000. Also ...
Styled Lord Oxmantown from 1807 to 1841, Parsons was the eldest son of the 2nd Earl of Rosse, of Birr Castle near Parsonstown, King's County [co. Offaly] in Ireland. He was educated at Trinity College, Dublin, and Magdalen College, Oxford. He was M.P. for King's County between 1821 and 1834 under his father's influence, whom he succeeded in ...
17 de oct. de 2008 · William Parsons, 3rd Earl of Rosse (17 June 1800 – 31 October 1867), was an Irish astronomer, naturalist, and engineer. He was president of the Royal Society (UK), the most important association of naturalists in the world in the nineteenth century.
York, England, 17 June 1800; d. Monkstown, Ireland, 31 October 1867) astronomy. William Parsons was the eldest son of Lawrence Parsons, second Earl of Rosse, and a descendant of the Sir William Parsons who had gone to Ireland in the sixteenth century. Prior to the death of his father, in 1841, he held the title Lord Oxmantown, under which style ...
8 William Parsons, third Earl of Rosse. umbrella raised over his head, to demonstrate its immense size. In March of that year the speculum received its final polishing and two. distinguished astronomers, Dr T. R. Robinson of Armagh Obser vatory and Sir James South, were invited to participate in the first observations.
