| Identity |
| Name: | lambda Ophiuchi |
| Hipparcos catalog ID: | 80883 |
| Other catalog entries: | HD 148857
SAO 121658
BD B+02 3118
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| Appearance |
| Visual magnitude: | 3.82 (source: ground based) |
| Spectral type: | A2V |
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| Position and motion (Epoch J1991.25) in J2000 reference frame |
| R.A. | 16h 30m 54.84122s (+/-0.00009s) |
| Decl. | 1° 59' 2.7620" (+/-0.0011") |
| Parallax: | 19.63 (+/-1.34) |
| Derived distance: | 166 light years |
| Proper motion in R.A.: | -31.37 (+/-1.47) mas/year |
| Proper motion in decl.: | -73 (+/-1.31) mas/year |
| Constellation: | Ophiuchus | |