Yed Posterior (Epsilon Ophiuchi) (Apr 25, 2004)
Type:
Giant star (Class G9.5)
Brightness:
3.24 mag
Distance:
108 ly
Colour:
white
Luminosity (Sun = 1):
61 x
Mass (Sun = 1):
3 x
Temperature:
4,700 degrees approx.
Diameter:
22 solar radii
Notes:
Yed Posterior has a fainter companion two arc seconds away.

Celestron Newton 200/1000, Nikon Coolpix 4500

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between the sizes of selected stars by clicking here.

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