Identity |
Name: | theta Ophiuchi |
Hipparcos catalog ID: | 84970 |
Other star catalog entries: | HD 157056 SAO 185320 CoD C-24 13292 CPD P-24 5876
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Appearance |
Visual magnitude: | 3.27 (source: Hipparcos) |
Spectral type: | B2IV |
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Position and motion (Epoch J1991.25) in J2000 reference frame |
Right ascension | 17h 22m 0.58409s (+/-0.00001s) |
Declination | -24° 59' 58.1575" (+/-0.0001") |
Parallax: | 7.48 (+/-0.17) mas |
Derived distance: | 436 light-years |
Proper motion in R.A.: | -7.37 (+/-0.18) mas/year |
Proper motion in declination: | -23.94 (+/-0.1) mas/year |
Constellation: | Ophiuchus | |