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Theta Serpentis is a triple star system in the constellation of Serpens.
It consists of a binary pair designated Theta Serpentis AB and whose two components are designated Theta¹ Serpentis or Theta Serpentis A and Theta² Serpentis or Theta Serpentis B, together with a third visual companion Theta Serpentis C.
Based upon parallax measurements obtained during the Hipparcos mission, θ Serpentis AB is approximately 160 light-years, and θ Serpentis C approximately 86 light-years, from the Sun.
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