Credit: © The Royal Society
Image number: RS.9229
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Unidentified nebula ["Nova"]
Date
1833
Creator
John Frederick William Herschel (1792 - 1871, British) , Astronomer
Object type
Archive reference number
Material
Dimensions
height (drawing): 88mm
width (drawing): 95mm
width (drawing): 95mm
Subject
Content object
Description
Plate 10 figure 30 for the paper "Observations of nebulae and clusters of stars, made at Slough, with a twenty-feet reflector, between the years 1825 and 1833", by Sir John Frederick William Herschel, Philosophical Transactions of the Royal Society, v.123 (1833), pp.359-505. The object is inscribed verso ""Nova". Herschel's paper explains this term: "When no previous version of a nebular or cluster could be found in the writings of former observers, it is designated as Nova". Shown with a scale of 0-2 minutes, not used on the plate. With an instruction to the printer verso: "Nb The divided scale not to remain being doubtful". Also inscribed verso, in pencil with right ascension, North polar distance and sweep numbers.
Associated place