| Identification Data |
| Common Name | |
| Constellation | Centaurus |
| Star Name | omi1Cen |
| Skymap Number | 11310108 |
| Henry Draper (HD) Number | 100261 |
| Harvard Revised (HR) Number | 4441 |
| SAO Number | 239145 |
| Durchmusterung (DM) Number | CP-58 3692 |
Washington Double Stars (WDS) Number
| 11318-5927
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 340163 |
| Right Ascension (RA) J2000 | 11h 31m 46.068s |
| Declination (Dec) J2000 | -59° 26' 31.420" |
| Position Uncertainty | 0.0064s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.00054 |
| Proper Motion in Dec (J2000) | +0.001166 |
| Radial Velocity | -019.9km s-1 |
| Trigonometric Parallax | +0.00101s |
| Trigonometric Parallax Uncertainty | 0.00058s |
| GCI Unit Vector in X (J2000) | -0.504557 |
| GCI Unit Vector in Y (J2000) | 0.062471 |
| GCI Unit Vector in Z (J2000) | -0.861115 |
| Galactic Longitude | 292.96° |
Galactic Latitude
| 1.88°
|
| Observational Data |
| Observed Visual Magnitude (V) | 5.09 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.006 |
| Observed B Magnitude | 6.11 |
| Observed B-V Colour | +1.023 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.009 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 5.1 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | G30-Ia |
| One-Dimensional Spectral Class | F8 |
| Position Angle | 125 |
| Year of Observation | 1961. AD |
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