NGC/IC Project Restoration Effort
(This is a very very beta version)
NGC2539
Basic Information
Location and Magnitude
Right Ascension: 8:10:36.9
Declination: -12:49:14
Constellation: PUP
Visual Magnitude: 6.5
Historic Information
Discoverer: Herschel W.
Year of discovery: 1785
Discovery aperture: 18.7
Observational
Summary description: Cl, vL, Ri, lC, st 11…13
Sub-type: II1m
Steve's Notes
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NGC 2539
18" (3/2/08): this cluster is situated 10' NW of 4.7-magnitude 19 Pup. Roughly 125 stars are spread out over a 20' region. At the NW end is a roughly equal mag pair, an 11" pair is on the east side and a brighter mag 10/11 pair at 20" is on the NE side.
13.1" (2/25/84): about 85 stars in a 20' diameter. Fairly rich with uniform magnitudes. A brighter mag 10/11 pair at 21" is on the north side. Located about 10' NW of 19 Puppis (V = 4.7).