NGC/IC Project Restoration Effort

(This is a very very beta version)

NGC4821

Basic Information

Location and Magnitude

Right Ascension: 12:56:29.3
Declination: +26:57:25
Constellation: COM
Visual Magnitude: 14.5

Historic Information

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

Observational

Summary description: vF, vS, II 346 np
Sub-type: E4

Steve's Notes

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NGC 4821

17.5" (5/14/94): fainter and smaller of pair with NGC 4819 2.0' N.  Faint, small, slightly elongated 4:3 N-S, no concentration.  A mag 14.5 star is 1.5' WSW and a mag 13.5 is 3.5' W (this star forms the western vertex of an isosceles triangle with NGC 4821 and NGC 4819).  NGC 4827 lies 13.8' N.  Outlying member of AGC 1656.