Delta Lyrae 1 / Delta Lyrae 2 (Apr 17, 2004)
Type:
Giant star (Class B2.5V) /
Giant star (Class M0)
Brightness:
4.2 mag / 4.5 mag (var. 6.5 mag)
Visual Distance (Separation):
174.6''
Distance:
900 ly / 720 ly
Colour:
blue-white / red
Luminosity (Sun = 1):
-
Mass (Sun = 1):
-
Temperature:
-
Diameter:
-
Notes:
Delta Lyrae is an optical double star whose components are not connected physically by gravitation.

Celestron Newton 200/1000, Nikon Coolpix 4500

You can take a look at the real relations
between the sizes of selected stars by clicking here.

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