From:
John R. Hind
To:
Sir John Herschel
Date:
[27 May 1862]
Source of text:
RAS:JH Archive 12/1.6.4; Reel 10
Summary:
[Jean] Chacornac found nebula in Coma Berenices that JH thought had disappeared. It is highly variable. Notes on nebulae of variable magnitude.
Contributor:
John Herschel Project