| Identification Data |
| Common Name | |
| Constellation | Centaurus |
| Star Name | psi Cen |
| Skymap Number | 14200075 |
| Henry Draper (HD) Number | 125473 |
| Harvard Revised (HR) Number | 5367 |
| SAO Number | 205453 |
| Durchmusterung (DM) Number | CD-37 9336 |
Washington Double Stars (WDS) Number
| 14206-3753
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 292510 |
| Right Ascension (RA) J2000 | 14h 20m 33.431s |
| Declination (Dec) J2000 | -37° 53' 7.061" |
| Position Uncertainty | 0.0085s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.00545 |
| Proper Motion in Dec (J2000) | -0.011466 |
| Radial Velocity | -005.0km s-1 |
| Trigonometric Parallax | +0.01319s |
| Trigonometric Parallax Uncertainty | 0.00086s |
| GCI Unit Vector in X (J2000) | -0.645406 |
| GCI Unit Vector in Y (J2000) | -0.454261 |
| GCI Unit Vector in Z (J2000) | -0.614083 |
| Galactic Longitude | 321.73° |
Galactic Latitude
| 21.71°
|
| Observational Data |
| Observed Visual Magnitude (V) | 4.05 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
| Observed B Magnitude | 4.02 |
| Observed B-V Colour | -0.029 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.002 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 4.2 |
| Observed Photographic Magnitude | 4.2 |
| Morgan Keenan (MK) Spectral Type | A0IV |
| One-Dimensional Spectral Class | A0 |
| Position Angle | 87 |
| Year of Observation | 1931. AD |
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