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CCD Photometry of the RR LYRAE Stars in NGC 4147。
CCD Photometry of the Open Clusters NGC 2671 and Anonymous Haffner 17 (C0749-317)
Open Clusters And Associtaions NGC 2671 Haffner 17 (C0749-317)
2009/6/4
CCD Photometry of the Open Clusters NGC 2671 and Anonymous Haffner 17 (C0749-317)
With the 2-m telescope of the Bulgarian National Astronomical
Observatory at Rozhen observations of fifteen multiple stars were carried out during
one night - October 17/18, 2004. In the paper we pr...