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Sheliak (Beta Lyrae) (Apr 15, 2004)
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| Type: |
Main sequence star (Class B7Ve) /
Main sequence star (Class A8p) |
| Brightness: |
3.3 - 4.2 mag (var.) / 7.2 mag
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| Visual Distance (Separation): |
45,7''
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| Distance: |
900 ly
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| Colour: |
creamy white / white-blue
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| Luminosity (Sun = 1): |
2,000 x / -
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| Mass (Sun = 1): |
-
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| Temperature: |
13,000 degrees / 8,000 degrees approx.
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| Diameter: |
-
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| Anmerkungen: | |
| Sheliak is a triple star. The brighter one of the visible pair eclipses. Another companion covers it and, therefore, reduces its brightness, every 12.94 days. | |