- Open Clusters (UMa) -

And (3) CMa (3) Gem (10) Oph (3) Ser (2) Vul (8)
Aql (11) CMi (1) Her (1) Ori (12) Sge (3)
Aur (12) Cnc (3) Hya (1) Per (15) Sgr (6)
Cam (4) Com (1) Lac (6) Pup (6) Tau (6)
Cas (50) CVn (1) Lyr (2) Sco (2) Tri (1)
Cep (27) Cyg (34) Mon (7) Sct (3) UMa (1)

NGC 3231 (OC)

../dss/dss1_102657.80_+664855.00_5_web.jpg
Image source: DSS I - 5×5'
Name: NGC3231
Type: OC
Constellation: UMa
Coordinates: 10h26m57.80s / +66°48'55.00"
Brightness / Size: - / 4.0x4.0'
Robert Zebahl
120mm f/5, 66x, Bortle 6-, SQM-L 19.1
About 5 stars scattered. Not discernible as an open cluster.

../sketches/2018-04-10_ngc3231.jpg

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