NGC/IC Project Restoration Effort

(This is a very very beta version)

NGC4489

Basic Information

Location and Magnitude

Right Ascension: 12:30:52.2
Declination: +16:45:33
Constellation: COM
Visual Magnitude: 12.0

Historic Information

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

Observational

Summary description: pF, cS, R, gbM
Sub-type: E1

Steve's Notes

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NGC 4489

17.5" (5/23/87): fairly faint, fairly small, slightly elongated, stellar nucleus.  A group of four stars mag 11-13 is about 4' NE.  Forms a pair with NGC 4498 12' NE.  Located 9.3' NNW of mag 7.8 SAO 100135.