Results 151 to 160 of about 995 (187)

RR Lyrae Variable Stars in the Dwarf Spheroidal Galaxy Leo I [PDF]

open access: bronze, 2001
E. V. Held   +5 more
openalex   +1 more source

A Note on the RR Lyrae Variables [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 1959
openaire   +1 more source

Synthetic Mean Colors for RR Lyrae Variables

open access: yesThe Astrophysical Journal Supplement Series, 1995
Giuseppe Bono   +2 more
openaire   +1 more source

RR Lyrae Variables in Stellar Systems

AIP Conference Proceedings, 2009
The pioneering studies of RR Lyrae stars in globular clusters by Oosterhoff and by Sawyer Hogg in the 1930s and 1940s called attention to interesting systematic differences among RR Lyrae populations in different systems. When such studies were extended to the dwarf spheroidal companions of the Milky Way in the 1960s, it was found that the average ...
Horace A. Smith   +4 more
openaire   +1 more source

An Unusual RR Lyrae-Type Variable

Publications of the Astronomical Society of the Pacific, 1974
The high-velocity star HD 202759 is a variable star with an irregular amplitude of about 0 '08 and a quasi-period of about 12 hours. Its surface gravity, log g is 3.1 and its effective temperature 7400 K. It is probably an RR Lyrae star close to the blue edge of the instability strip.
A. Przybylski, M. S. Bessell
openaire   +1 more source

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