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astro-ph2004★ 5 cited
A comprehensive CCD photometric study of the open cluster NGC 2421
R. K. S. Yadav, Ram Sagar
We present the CCD photometry in the region of the open cluster NGC 2421. Radius of the cluster is determined as 3.0 using stellar density profile. Our Stud…
astro-ph2004★ 13 cited
UBVRI CCD photometric study of the open clusters Basel 4 and NGC 7067
R. K. S. Yadav, Ram Sagar
In this paper we present UBVRI CCD photometry in the region of two young open star clusters Basel 4 and NGC 7067 for the first time. Our sample consists of ~ 4000 stars down to V ~…