British astronomer.- James South
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English polymath active as a mathematician, astronomer, chemist, inventor, experimental photographer who invented the blueprint, and did botanical work.
Between 1821 and 1823 he re-examined, with James South, the double stars catalogued by his father.
Learned society and the United Kingdom's national academy of sciences.
The scientific Fellows of the Society were spurred into action by this, and eventually James South established a Charters Committee "with a view to obtaining a supplementary Charter from the Crown", aimed primarily at looking at ways to restrict membership.
German-born British astronomer and composer.
His theoretical and observational work provided the foundation for modern binary star astronomy; new catalogues adding to his work were not published until after 1820 by Friedrich Wilhelm Struve, James South and John Herschel.
Astronomical observatory established in 1785 in the townland of Dunsink in the outskirts of the city of Dublin, Ireland.
The achromatic lens, with an aperture of 11.75 inches, was donated by Sir James South in 1862, who had purchased the lens from Cauchoix of Paris 30 years earlier.
British instrument maker who was notable for making telescopes and other astronomical instruments.
Troughton was involved in a lawsuit against Sir James South, who was dissatisfied with the quality of an equatorial mounting that Troughton made for him.
The eldest son by his second wife of James South, a druggist in Southwark, he was born on 5 July 1797; Sir James South, the astronomer, was his half-brother.
Meridian transit circle made by Edward Troughton for the English astronomer Stephen Groombridge in 1806, which Groombridge used to compile data for the star catalogue, Catalogue of Circumpolar Stars.
It was eventually bought by James South, and it remained at his observatory at Kensington until 1870.
French optician and instrument maker, whose lenses played a part in the race of the great refractor telescopes in the first half of the 19th century.
In 1829, Cauchoix made an 11.75 inch lens for a French customer, but sold it to the British astronomer James South.
Irish naturalist, astronomer, microscopist, author, and artist.
Ward also drew insects, and the astronomer James South observed her doing so one day.
His first undertaking at the Dublin Observatory was the erection of an equatorial telescope to carry the fine object-glass presented to the university by Sir James South; and on its completion he began an important series of researches on stellar parallax.