| Identity |
| Name: | tau Sagittarii |
| Hipparcos catalog ID: | 93864 |
| Other star catalog entries: | HD 177716
SAO 187683
CoD C-27 13564
CPD P-27 6617
|
| |
| Appearance |
| Visual magnitude: | 3.32 (source: ground based) |
| Spectral type: | K1/K2III |
| |
| Position and motion (Epoch J1991.25) in J2000 reference frame |
| Right ascension | 19h 6m 56.44230s (+/-0.00006s) |
| Declination | -27° 40' 11.3331" (+/-0.0005") |
| Parallax: | 26.82 (+/-0.86) mas |
| Derived distance: | 122 light-years |
| Proper motion in R.A.: | -50.61 (+/-1.11) mas/year |
| Proper motion in declination: | -249.8 (+/-0.66) mas/year |
| Constellation: | Sagittarius | |