NGC/IC Project Restoration Effort

(This is a very very beta version)

NGC4251

Basic Information

Location and Magnitude

Right Ascension: 12:18:8.4
Declination: +28:10:31
Constellation: COM
Visual Magnitude: 10.7

Historic Information

Discoverer: Herschel W.
Year of discovery: 1785
Discovery aperture: 18.7

Observational

Summary description: vB, S, E, vsvmbMN, * 6·7 f 90s
Sub-type: SB0

Steve's Notes

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NGC 4251

17.5" (5/23/98): bright, moderately large, elongated ~5:2 WNW-ESE, 2.2'x0.8'.  Well concentrated with a roundish prominent core within fainter extensions which dim towards the tips.  At 280x the core contains a substellar nucleus.  A mag 13-13.5 star is 2.9' ESE of center and 9 Com (V = 6.3) follows by 18'.  IC 777 lies 18' NE.