| Identification Data |
| Common Name | |
| Constellation | Centaurus |
| Star Name | 3 Cen |
| Skymap Number | 13510180 |
| Henry Draper (HD) Number | 120710 |
| Harvard Revised (HR) Number | 5211 |
| SAO Number | 204917 |
| Durchmusterung (DM) Number | CD-32 9676 |
Washington Double Stars (WDS) Number
| 13518-3300
|
| Positional Data |
| Position and Proper Motion (PPM) Number | |
| Right Ascension (RA) J2000 | 13h 51m 50.200s |
| Declination (Dec) J2000 | -32° 59' 40.883" |
| Position Uncertainty | 0.0108s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.00284 |
| Proper Motion in Dec (J2000) | -0.030167 |
| Radial Velocity | 0.km s-1 |
| Trigonometric Parallax | +0.01096s |
| Trigonometric Parallax Uncertainty | 0.00088s |
| GCI Unit Vector in X (J2000) | -0.740827 |
| GCI Unit Vector in Y (J2000) | -0.393228 |
| GCI Unit Vector in Z (J2000) | -0.544561 |
| Galactic Longitude | 317.29° |
Galactic Latitude
| 28.19°
|
| Observational Data |
| Observed Visual Magnitude (V) | 5.98 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.007 |
| Observed B Magnitude | 5.95 |
| Observed B-V Colour | -0.034 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.007 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 6.2 |
| Observed Photographic Magnitude | 6.1 |
| Morgan Keenan (MK) Spectral Type | B8V |
| One-Dimensional Spectral Class | B5 |
| Position Angle | 106 |
| Year of Observation | 1986. AD |
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