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NGC 2568 (5,224 of 18,816)


oc gc pln bn dn gx gxcl ast aka lost




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NGC 2568

NGC 2568, Ced 105, Cl VDBH 24, Cl Pismis 1, ESO 370-5, C 0815-369, Ocl 727

RA: 08h 18m 19s
Dec: −37° 06′ 19″

Con: Puppis
Ch: MSA:926, U2:362, SA:20

Ref: SIMBAD, DAML02, NGC/IC, Archinal&Hynes (2003)

(reference key)

Type: open cluster, 22m

Mag: B=11.33, V=10.7

Size: 3′
PA: ?

Historical observations

Barnard, E.E. (1884)

See New nebulae - Small black hole in the milky way - Duplicity of beta-1 Capricorni. Astron. Nachrichten, 108, 369-372.

Published comments

Cederblad, S. (1946) [VII/231]

Ced 105 (NGC 2568)

Position (1900): RA 8 14.5, Dec - 36 49

Star: Anon

Spectrum of nebula: (not classified)

Classification: Neb associated with mainly one star (which may be multiple) - star surrounded by a neb envelope without conspicuous structure (eg. lambda Scorpii)

Size: (not given)

Notes: "NGC 2568. Disc. Barnard 1881 (43). R. Not identified."

Pismis, P. (1959)

"New southern star clusters", Boletin de Los Observatorios Tonantzintlay Tacubaya, No 18, August.

Pismis 1: 11m, 4.6', 100*.

Sulentic & Tifft (1973)

The RNGC (Sulentic and Tifft 1973) notes that this is a open cluster.

Moffat, AFJ & Vogt. N. (1975)

Moffat, AFJ & Vogt. N. (1975) "Southern Open Star Clusters IV. UBV-H-beta Photometry of 26 Clusters from Monoceros to Vela." Astron.Astrophys.Suppl., 20, 85-124. [image, table]

Pismis 1 : "d = 2.4kpc"

Modern observations

Steve Coe

Coe, observing with a 13" f/5.6, notes: "Faint, pretty small, not rich, somewhat compressed, 6 stars at 150X, 2 about 11th mag and 4 of 13th mag."

Contemporary observations

Auke Slotegraaf


In a 10-inch f/5 at 30x this cluster appears as a faint nebulous patch in a bright milky way field. With averted vision, maybe two stars are glimpsed.

Magda Streicher


NGC: 2568 - PUPPIS

Open cluster

RA: 08h18m18s - DEC: -37o06'19" - Magnitude: 10 - Size: 2'

Tel: 16" S/C - 127x - 290x - Date: 19/12/2008 - Site: Pburg - Good

A very faint knot of estimate 12.5-magnitude stars. Barely visible, with averted more or less 7 stars in this grouping. The clusters is attach to a long string of 10+ magnitude stars running out to the east into the field of view.

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Lacaille's catalogue

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