1836 1834
Dor
☀10.6mag
Ø 72''

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NGC 1835 is one of 15 bona-fide ancient GC's in the LMC. It has the highest known number (84) of RR Lyr variables in the LMC and is the brightest and most elliptical of the classic globulars.

James Dunlop discovered NGC 1835 = D 116 = h2763 on 24 Sep 1826 and described "a small round pretty well-defined nebula, bright at the centre." The description fits this globular, though his position is nearly 15' SSE of center (fairly typical error). John Herschel independently discovered the cluster in December 1834 and recorded "vB, S, R, pmbM; 40"; the last of three [with NGC 1828 and 1830]." His position is accurate. The cluster is missing from the Uranometria 2000.0 Atlas although it includes nearby NGC 1828 and 1830.

400/500mm - 18" (7/10/05 - Magellan Observatory, Australia): brightest of three clusters with NGC 1828 4' W and NGC 1830 4.6' NW. At 228x, this LMC globular cluster appears bright, moderately large, round, 1.5' diameter, strongly concentrated with a small bright core. This object has a very symmetrical appearance with a high surface brightness like a compact globular cluster. NGC 1834 lies 12' N.

Notes by Steve Gottlieb