| 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 |