| Identification Data |
| Common Name | Zuben Elschemali |
| Constellation | Libra |
| Star Name | 27bet Lib |
| Skymap Number | 15170002 |
| Henry Draper (HD) Number | 135742 |
| Harvard Revised (HR) Number | 5685 |
| SAO Number | 140430 |
| Durchmusterung (DM) Number | SD-08 3935 |
Washington Double Stars (WDS) Number
|
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| Positional Data |
| Position and Proper Motion (PPM) Number | 198424 |
| Right Ascension (RA) J2000 | 15h 17m 0.414s |
| Declination (Dec) J2000 | -9° 22' 58.503" |
| Position Uncertainty | 0.0098s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.00651 |
| Proper Motion in Dec (J2000) | -0.020866 |
| Radial Velocity | -035.2km s-1 |
| Trigonometric Parallax | +0.02038s |
| Trigonometric Parallax Uncertainty | 0.00087s |
| GCI Unit Vector in X (J2000) | -0.644004 |
| GCI Unit Vector in Y (J2000) | -0.747449 |
| GCI Unit Vector in Z (J2000) | -0.163032 |
| Galactic Longitude | 352.03° |
Galactic Latitude
| 39.23°
|
| Observational Data |
| Observed Visual Magnitude (V) | 2.61 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 2.54 |
| Observed B-V Colour | -0.074 |
| 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 | 2.7 |
| Observed Photographic Magnitude | 2.7 |
| Morgan Keenan (MK) Spectral Type | B8V |
| One-Dimensional Spectral Class | B8 |
| Position Angle | |
| Year of Observation | AD |
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