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uranometria

   Also found in: Wikipedia 0.01 sec.
U`ra`nom`e`tri´a
n.1.A uranometry.

uranometry, uranometria
1. a treatise recording the positions and magnitudes of heavenly bodies.
2. the science of measuring the real or apparent distances of heavenly bodies from Earth. — uranometrical, adj.
See also: Astronomy


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Mistaken for a star in the pre-telescopic age, Omega Centauri was labelled according to its brightness and so was given a letter by Bayer and included in his Uranometria of 1603 after it had already been catalogued by Ptolemy in the Almagest of 150AD.
 
 
 
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