(IAAC) Obj: NGC 3532 (Cr 238, Mel 103) - Inst: 60mm refractor

Observer: Celso Montalvo
Your skills: Advanced (many years)
Date/time of observation: 03:15 Local 08 Feb 1997, 12 April 1974
Location of site: Peru, South America
Site classification: Rural
Sky darkness: Dark (not noted)
Seeing: Not noted
Moon presence: None - moon not up
Instrument: 60mm refractor
Magnification: 33x
Filter(s): None.
Object(s): NGC 3532 (Cr 238, Mel 103)
Category: Open cluster.
Class: II 1 m
Constellation: Car
Data: Mag 3.0 7.08m*; size 55' round
Position: 1106.4 -5839
Following to the west I found around 3:15 am the cluster
NGC3532, with more than 50 stars spreading in the 20 mm
eyepiece (some 0.5o in my 60 mm refractor).
[Back in April 1974, the observer had noted that NGC3532
 "really seems to have at least 150 stars in a 1 degree
  diameter" with the same 60 mm refractor!]

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