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This catalogue originated the usage of letters and catalogue numbers as identifiers. The capital "H" followed with the catalogue entry number represented the item. [4] In 1864, the CN was expanded into the General Catalogue of Nebulae and Clusters of Stars (GC) by John Herschel (William's son). [5] The GC contained 5,079 entries.
[14] [15] [16] He was elected as a member to the American Philosophical Society in 1854. [17] Herschel published a catalogue of his astronomical observations in 1864, as the General Catalogue of Nebulae and Clusters, a compilation of his own work and that of his father's, expanding on the senior Herschel's Catalogue of Nebulae.
S, h — James South / John Herschel (joint 1824 catalogue of double stars) Shk — Romela Karapet Shakhbazian (compact groups of galaxies) (for example: Shakhbazian 1 (the 'Russian Cluster') at 10:54.8 / +40°28' in Ursa Major) Shorlin — (for example: open star cluster Shorlin 1 at 11:05:46 / -61°13'48" in Carina)
Catalogue of Nebulae and Clusters of Stars catalogued by William and Caroline Herschel; Catalogues published by John Herschel. General Catalogue of Nebulae and Clusters of Stars, catalogued by John Herschel; J.L.E. Dreyer's New General Catalogue and Index Catalogues, which expanded on the William, Caroline, John Herschel catalogues; Herschel ...
1712 — Isaac Newton and Edmond Halley publish a catalog based on data from a Royal Astronomer who left all his data under seal, the official version would not be released for another decade. [7] 1725 — Posthumous publication of John Flamsteed's Historia Coelestis Britannica; 1771 — Charles Messier publishes his first list of nebulae
Boss General Catalogue, an astronomical catalogue compiled by Benjamin Boss and published in the U.S. in 1936 General Catalogue of Nebulae and Clusters , an astronomical catalogue by John Herschel expanding on the work of his father William Herschel
In this letter Mr. Mullaney suggested that William Herschel's original catalogue of 2,500 objects would be an excellent basis for deep sky object selection for amateur astronomers looking for a challenge after completing the Messier Catalogue. The Herschel 400 is a subset of John Herschel's General Catalogue of Nebulae and Clusters published in ...
The NGC expanded and consolidated the cataloguing work of William and Caroline Herschel, and John Herschel's General Catalogue of Nebulae and Clusters of Stars. Objects south of the celestial equator are catalogued somewhat less thoroughly, but many were included based on observation by John Herschel or James Dunlop.