| Identification Data |
| Common Name | Terebellum |
| Constellation | Saggitarius |
| Star Name | 59 Sgr |
| Skymap Number | 19560207 |
| Henry Draper (HD) Number | 188603 |
| Harvard Revised (HR) Number | 7604 |
| SAO Number | 188742 |
| Durchmusterung (DM) Number | CD-2714399 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 270473 |
| Right Ascension (RA) J2000 | 19h 56m 56.831s |
| Declination (Dec) J2000 | -27° 10' 11.636" |
| Position Uncertainty | 0.0086s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.00072 |
| Proper Motion in Dec (J2000) | -0.015066 |
| Radial Velocity | -016.2km s-1 |
| Trigonometric Parallax | +0.00270s |
| Trigonometric Parallax Uncertainty | 0.00075s |
| GCI Unit Vector in X (J2000) | 0.434526 |
| GCI Unit Vector in Y (J2000) | -0.776322 |
| GCI Unit Vector in Z (J2000) | -0.456631 |
| Galactic Longitude | 14.05° |
Galactic Latitude
| -25.56°
|
| Observational Data |
| Observed Visual Magnitude (V) | 4.53 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 5.98 |
| Observed B-V Colour | +1.453 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.004 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 4.6 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | K2.5IIb |
| One-Dimensional Spectral Class | K2 |
| Position Angle | |
| Year of Observation | AD |