Theta Ophiuchi
Star system
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Theta Ophiuchi, Latinized from θ Ophiuchi, is a multiple star system in the equatorial constellation of Ophiuchus. It lies on the "right foot" of the serpent-bearer, just southwest of Kepler's Star, the nova of 1604. Wikipedia
Magnitude: 3.27
Constellation: Ophiuchus
Luminosity: 5,000 L☉
Apparent magnitude (V): 3.27
Right ascension: 17h 22m 00.57935s
Mass: 8.8±0.2 M☉
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