Henry To drape
Henry To drape (March 7th, 1837 - November 20th 1882), Astronomer American amateur.
Doctor of profession, pioneer of the Astrophotography, it was the first to photograph a stellar spectrum, that of Véga in 1872, the Nébuleuse of Orion on September 30th, 1880. The June 24th 1881, the same night as Andrew Ainslie Common, it takes the first photograph of a Comet, C/1881 K1. who shows at the same time the core and the tail of comet. It directed a forwarding to photograph the Transit of Venus in 1874.
After her death, his wife founded an annual price, the Médaille Henry Draper, and the Harvard College Observatory continued the program aiming at working out a astronomical Catalog, the Catalog Henry Draper.
A crater on the the Moon bears its name.
References
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