Alpha Telescopii
α Telescopii
Données d'observation
(Époque J2000.0)
Ascension droite 18h 26m 58,4s
Déclinaison -45° 58′ 06″
Constellation Télescope
Magnitude apparente +3,49
Magnitude absolue  ?
Distance 249 ± 14 al
(76 ± 4 pc)
Type spectral B3IV
Autres désignations
HR 6897, HD 169467, CD-46 12379, HIP 90422, SAO 229023, FK5 691, GC 25154

Alpha Telescopii (α Tel / α Telescopii) est l'étoile la plus brillante de la constellation du Télescope.

C'est une sous-géante bleue-blanche de type spectral B3IV et de magnitude apparente 3,49. Elle est à environ 250 années-lumière de la Terre.

Liens externes

Wikimedia Foundation. 2010.

Contenu soumis à la licence CC-BY-SA. Source : Article Alpha Telescopii de Wikipédia en français (auteurs)

Regardez d'autres dictionnaires:

  • Alpha Telescopii — Starbox short name=α Telescopii epoch=J2000.0 constell=Telescopium ra=18h 26m 58.4s dec=−45° 58 06 spectral=B3IV appmag v=+3.49 dist ly=249 ± 14 dist pc=76 ± 4 names=HR 6897, HD 169467, CD 46 12379, FK5 691, HIP 90422, SAO 229023, GC 25154Alpha… …   Wikipedia

  • Alfa Telescopii — Constelación Telescopium Ascensión recta α 18h 26min 58,42s Declinación δ 45º 58’ 06,5’’ Distancia …   Wikipedia Español

  • List of astronomy acronyms — This is a compilation of acronyms commonly used in astronomy. Most of the acronyms are drawn from professional astronomy and are used quite frequently in scientific publications. However, a few of these acronyms are frequently used by the general …   Wikipedia

  • Binary star — For the hip hop group, see Binary Star (band). Hubble image of the …   Wikipedia

  • Semiregular variable star — Semiregular variable stars are giants or supergiants of intermediate and late spectral type showing considerable periodicity in their light changes, accompanied or sometimes interrupted by various irregularities. Periods lie in the range from 20… …   Wikipedia

  • Outline of astronomy — Mauna Kea in Hawaii is one of the world s premier observatory sites. Pictured is the W. M. Keck Observatory, an optical interferometer. The following outline is provided as an overview of and topical guide to astronomy: Astronomy – studies the… …   Wikipedia

  • Supernova — This article is about the astronomical event. For other uses, see Supernova (disambiguation). Multiwavelength X ray, infrared, and optical compilation image of Kepler s supernova remnant, SN 1604. A supernova is a stellar explosion that is more… …   Wikipedia

  • Orion variable — An Orion variable is a variable star which exhibits irregular and eruptive variations in its luminosity and is typically associated with diffuse nebulae. It is thought that these are young stars which will later become regular, non variable stars …   Wikipedia

  • Wolf–Rayet star — Hubble Space Telescope image of nebula M1 67 around Wolf–Rayet star WR 124 Wolf–Rayet stars (often referred to as WR stars) are evolved, massive stars (over 20 solar masses initially), which are losing mass rapidly by means of a very strong… …   Wikipedia

  • Nova — For other uses, see Nova (disambiguation). Artist s conception of a white dwarf star accreting hydrogen from a larger companion A nova (plural novae) is a cataclysmic nuclear explosion in a star caused by the accretion of hydrogen on to the… …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”