NGC/IC Project Restoration Effort

(This is a very very beta version)

NGC639

Basic Information

Location and Magnitude

Right Ascension: 1:38:59.1
Declination: -29:55:30
Constellation: SCL
Visual Magnitude: 14.1

Historic Information

Discoverer: Herschel J.
Year of discovery: 1834
Discovery aperture: 18.3

Observational

Summary description: vF, vS, p of 2
Sub-type: Sa

Steve's Notes

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NGC 639

17.5" (12/20/95): extremely faint, very small.  Fainter of a close pair with NGC 642 1.7' NE.  At first only a 10" round core seen, but with extended viewing can just detect faint extensions which increase dimensions to 0.9'x0.2' SW-NE.