A report on Double star
Pair of stars that appear close to each other as viewed from Earth, especially with the aid of optical telescopes.
- Double star24 related topics with Alpha
Kappa1 Coronae Australis
1 linksStar located in the constellation Corona Australis.
Star located in the constellation Corona Australis.
It forms a line-of-sight double star along with κ2 Coronae Australis.
Theta Muscae
0 linksMultiple star system in the constellation Musca ("the Fly") with an apparent magnitude of 5.5.
Multiple star system in the constellation Musca ("the Fly") with an apparent magnitude of 5.5.
To small telescopes, Theta Muscae appears as a double star, with a blue-cream brighter star and an O9III companion of magnitude 7.3 some 5.3 arcseconds away.
Kappa2 Coronae Australis
1 linksStar in the southern constellation of Corona Australis.
Star in the southern constellation of Corona Australis.
It is radiating 460 times the luminosity of the Sun from its photosphere at an effective temperature of 9,844 K. Kappa2 Coronae Australis forms a visual double star with Kappa1 Coronae Australis, also known as HR 6952.
Alpha1 Capricorni
0 linksDistant, binary star system dominated by a highly luminous star in the constellation of Capricornus, north of the ecliptic.
Distant, binary star system dominated by a highly luminous star in the constellation of Capricornus, north of the ecliptic.
Three other faint visual companion stars lie within one arc-minute, so are unresolveable in small telescopes.