NGC/IC Project Restoration Effort

(This is a very very beta version)

NGC1645

Basic Information

Location and Magnitude

Right Ascension: 4:44:6.3
Declination: -5:27:54
Constellation: ERI
Visual Magnitude: 13.0

Historic Information

Discoverer: d'Arrest
Year of discovery: 1864
Discovery aperture: 11.0

Observational

Summary description: vF, pS, R (h 328 np)
Sub-type: S0-a/P

Steve's Notes

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NGC 1645

17.5" (12/23/89): faint, very small, slightly elongated, almost even surface brightness.  Forms a pair with NGC 1643 10' NW.  Located 7.8' ESE of a mag 9.5 star.  Appears fainter than V = 12.2.