| Identity |
| Name: | omega Ophiuchi |
| Hipparcos catalog ID: | 80975 |
| Other catalog entries: | HD 148898
SAO 184450
BD B-21 4381
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| Appearance |
| Visual magnitude: | 4.45 (source: ground based) |
| Spectral type: | Ap |
| |
| Position and motion (Epoch J1991.25) in J2000 reference frame |
| R.A. | 16h 32m 8.18659s (+/-0.00005s) |
| Decl. | -21° 27' 59.3202" (+/-0.0005") |
| Parallax: | 18.66 (+/-0.71) |
| Derived distance: | 175 light years |
| Proper motion in R.A.: | 20.21 (+/-0.76) mas/year |
| Proper motion in decl.: | 36.23 (+/-0.63) mas/year |
| Constellation: | Ophiuchus | |