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Hipparcos Star Catalog Entry

Identity
Name:omega Ophiuchi
Hipparcos catalog ID:80975
Other star catalog entries:HD 148898
SAO 184450
BD B-21 4381
 
Appearance
Visual magnitude:4.45 (source: ground based)
Spectral type:Ap
 
Position and motion (Epoch J1991.25) in J2000 reference frame
Right ascension16h 32m 8.18659s (+/-0.00005s)
Declination-21° 27' 59.3202" (+/-0.0005")
Parallax:18.66 (+/-0.71) mas
Derived distance:175 light-years
Proper motion in R.A.:20.21 (+/-0.76) mas/year
Proper motion in declination:36.23 (+/-0.63) mas/year
Constellation:Ophiuchus
 

DLR