double star

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Related to double star: Optical double star
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  • noun

Synonyms for double star

a system of two stars that revolve around each other under their mutual gravitation

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References in periodicals archive ?
This process was repeated five times for each pair and he values were then averaged and multiplied by the scale constant to give the separation of the double star in arc-seconds.
The ASSA Double Star Section, formed in 1999, aims to: encourage amateur astronomers worldwide to participate in double star observation; make available information on all aspects of double star observation; and to coordinate observations and to publish meaningful results in the interest of science.
The Washington Double Star Catalogue lists the star as having 2 components, with magnitudes of 7.
Algol-type eclipsing binary systems are typically double star systems which generate a highly distinguishable light curve every 2.
The planet is about the size of Neptune and orbits the brightest star in a double star system 425 light years from Earth.
The outstanding double star eta Pictoris is situated in the far western part of the constellation--two beautiful magnitude 5 stars dressed up in rich yellow and orange colours.
Astronomers think that it may have had a violent past and has been ejected from a double star system by its exploding companion.
DOUBLE STAR generally gives his running and Julie Luckhurst's charge appeals in heat five at 9.
And if you wish to go further and start making measurements of double stars the Deep Sky Section's Double Star adviser John McCue will be more than happy to provide advice and assistance.
Quiz of the Day ANSWERS: 1 It is a double star which can be seen with the naked eye; 2 India; 3 Busted; 4 Portugal; 5 A castrated male horse; 6 Actium; 7 Saving Private Ryan; 8 Liverpool; 9 The white cliffs around Dover; 10 Ariadne.
To quote from the review of the hardcover in KLIATT, July 2002: I would double star this if KLIATT allowed such a thing
Baldwin of the University of Cambridge and his colleagues used the combination telescope, known as COAST (Cambridge Optical Aperture Synthesis Telescope), to examine Capella, a double star system 40 light-years away.
Washington, Oct 4 ( ANI ): The nearby star system Fomalhaut has been discovered to be not just a double star, as astronomers had earlier thought, but one of the widest triple stars known.