Difference between revisions of "Merak (star)"
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The star [[Merak (star)|Merak]] (otherwise known as '''Beta Ursae Majoris''') is a blue-white subgiant star of spectral type '''A1''' that is part of the loose open cluster known as the ''Ursa Major moving group''. | The star [[Merak (star)|Merak]] (otherwise known as '''Beta Ursae Majoris''') is a blue-white subgiant star of spectral type '''A1''' that is part of the loose open cluster known as the ''Ursa Major moving group''. | ||
== Description (Specifications) == | == Description (Specifications) == | ||
'''Merak''' has a circumstellar debris disk of orbiting dust that is centered at a radius of 47<small>AU</small> from the primary star. | '''Merak''' has a circumstellar debris disk of orbiting dust that is centered at a radius of 47<small>AU</small> from the primary star. | ||
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The '''Merak''' star system is approximately 24.4pc from Terra, and is located in a Rimspinward/Spinward direction from Terra at bearing 149.2<sup>o</sup> Galactic Longitude and +54.8<sup>o</sup> North Galactic Latitude. | The '''Merak''' star system is approximately 24.4pc from Terra, and is located in a Rimspinward/Spinward direction from Terra at bearing 149.2<sup>o</sup> Galactic Longitude and +54.8<sup>o</sup> North Galactic Latitude. | ||
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== References & Contributors (Sources) == | == References & Contributors (Sources) == | ||
{{metadata}} | {{metadata}} | ||
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{{Wikipedia|Beta_Ursae_Majoris}} | {{Wikipedia|Beta_Ursae_Majoris}} | ||
:* '''External Link''': ''SIMBAD @ University of Strasbourg'': [http://simbad.u-strasbg.fr/simbad/sim-fid] | :* '''External Link''': ''SIMBAD @ University of Strasbourg'': [http://simbad.u-strasbg.fr/simbad/sim-fid] | ||
Revision as of 05:21, 3 July 2016
| Merak | |
| Spectral | A1 IVps |
| Type | Subgiant |
| Luminosity | 63.02 LSol LSol |
| Absolute magnitude | |
| Mag Terra | 2.37 |
| Temperature | 9375 K° K |
| Mass | 2.7 MSol MSol |
| Radius | 3.02RSol RSol |
The star Merak (otherwise known as Beta Ursae Majoris) is a blue-white subgiant star of spectral type A1 that is part of the loose open cluster known as the Ursa Major moving group.
Description (Specifications)
Merak has a circumstellar debris disk of orbiting dust that is centered at a radius of 47AU from the primary star.
The Merak star system is approximately 24.4pc from Terra, and is located in a Rimspinward/Spinward direction from Terra at bearing 149.2o Galactic Longitude and +54.8o North Galactic Latitude.
- The star 37 Ursae Majoris is located in relatively close proximity to Merak at 1.6 pc.
- The star Phecda is located close to Merak, and is separated from it by ~3.4 pc.
History & Background (Dossier)
(Non-Canonical): Merak is the primary star of the world Merak/Euxene (Aldebaran 0310).
References & Contributors (Sources)
| This article has metadata. |
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This page uses content from Wikipedia. The original article was at Beta_Ursae_Majoris. The list of authors can be seen in the page history. The text of Wikipedia is available under the Commons Attribution-ShareAlike 3.0 Unported License. |
- External Link: SIMBAD @ University of Strasbourg: [1]
This list of sources was used by the Traveller Wiki Editorial Team and individual contributors to compose this article. Copyrighted material is used under license from Mongoose Publishing or by permission of the author. The page history lists all of the contributions.
- TravellerMap (Unofficial): [2]