NGC/IC Project Restoration Effort

(This is a very very beta version)

NGC4540

Basic Information

Location and Magnitude

Right Ascension: 12:34:50.9
Declination: +15:33:4
Constellation: COM
Visual Magnitude: 11.7

Historic Information

Discoverer: Herschel W.
Year of discovery: 1784
Discovery aperture: 18.7

Observational

Summary description: F, pS, bM, r
Sub-type: SBc

Steve's Notes

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NGC 4540

17.5" (5/23/87): moderately bright, fairly small, even surface brightness.  A mag 13.5 star is 1.2' W of center.  Forms a close pair with IC 3528 1.6' NE.  The IC galaxy (missed by the Herschels) appeared extremely faint and small, round.