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Lacaille II.1
Lacaille II.1
RA: 04h 02m 53s
Dec: −44° 26′ 38″
Con: Horologium
Ch: MSA:420, U2:391, SA:19
Ref: [1755MmARS..??..194L ]
Type: asterism
Mag: B=?, V=8
Size: ?
PA: ?
Historical observations
Lacaille (1755)
Lacaille's description reads: "A compressed heap of about 12 faint stars of 8th magnitude." The object's position is 04h 02m 53s,–44° 26' 38" (J2000.0).
This lies near the centre of a large (40') field of 9 stars brighter than V=9.0. At the approximate centre lies HD 25740 SAO216616 (V=8.12, 04:02:58.4. -44:23:32). In the diagram below, the circle has a diameter of 40', the square indicates Lacaille's position, and north is up and east to the left.
Published comments
Cozens (2008)
Glen Cozens lists Lacaille II.1 as an asterism, and notes that there is a remark about it in James Dunlop's records (microfiche #854).
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Favourite lists
Lacaille's catalogue
The Messier objects
Dunlop's catalogue
The Bennett objects
The Caldwell list
Named DSOs
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