| Identity |
| Name: | tau Sagittarii |
| Hipparcos catalog ID: | 93864 |
| Other catalog entries: | HD 177716 SAO 187683 CoD C-27 13564 CPD P-27 6617
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| Appearance |
| Visual magnitude: | 3.32 (source: ground based) |
| Spectral type: | K1/K2III |
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| Position and motion (Epoch J1991.25) in J2000 reference frame |
| R.A. | 19h 6m 56.44231s (+/-0.00012s) |
| Decl. | -27° 40' 11.3310" (+/-0.0014") |
| Parallax: | 27.09 (+/-1.48) |
| Derived distance: | 120 light years |
| Proper motion in R.A.: | -50.79 (+/-2.42) mas/year |
| Proper motion in decl.: | -250.51 (+/-2.84) mas/year |
| Constellation: | Sagittarius | |