| Identity |
| Hipparcos catalog ID: | 98688 |
| Other catalog entries: | HD 189763
SAO 188844
CoD C-28 16355
CPD P-28 7105
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| Appearance |
| Visual magnitude: | 4.43 (source: Hipparcos) |
| Spectral type: | M4III |
| |
| Position and motion (Epoch J1991.25) in J2000 reference frame |
| R.A. | 20h 2m 39.45928s (+/-0.00005s) |
| Decl. | -27° 42' 35.5670" (+/-0.0004") |
| Parallax: | 7.28 (+/-0.74) |
| Derived distance: | 448 light years |
| Proper motion in R.A.: | 32.28 (+/-0.77) mas/year |
| Proper motion in decl.: | 14.35 (+/-0.55) mas/year |
| Constellation: | Sagittarius | |