Browsing by Subject "HR diagram"

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HR3040- on the Am track ?

Sreedhar Rao, S; Raghavender Rao, C; Kilambi, G. C (Astronomical Society of India, 1999)

HR 3040 (HD 63589) exhibits pseudo-luminosity effects similar to many a main-sequence Am star, especially a strong Sr II 4077 line indicating a higher luminosity class. Its K-line matches that of A3 V, violet and blue ...
Membership of stars in faint galactic open clusters

Babu, G. S. D (Indian Academy of Sciences, 1983-12)

Low-dispersion spectra of the order of 1000 Å mm-1 have been obtained for stars in several faint galactic clusters with a transmission grating placed in front of the photographic plate at the Cassegrain focus of the Kavalur ...
UBVRI CCD photometry of the OB associations Bochum 1 and Bochum 6

Yadav, R. K. S; Sagar, R (Astronomical Society of India, 2003)

We report the first deep $UBVRI$ CCD photometry of 2460 stars in the field of two poorly studied OB associations Bochum 1 and Bochum 6. We selected 15 and 14 probable members in Bochum 1 and Bochum 6 respectively using ...

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