| Identification Data |
| Common Name | |
| Constellation | Canis Major |
| Star Name | 28ome CMa |
| Skymap Number | 7140201 |
| Henry Draper (HD) Number | 56139 |
| Harvard Revised (HR) Number | 2749 |
| SAO Number | 173282 |
| Durchmusterung (DM) Number | CD-26 4073 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 251951 |
| Right Ascension (RA) J2000 | 7h 14m 48.654s |
| Declination (Dec) J2000 | -26° 46' 21.603" |
| Position Uncertainty | 0.0057s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.00086 |
| Proper Motion in Dec (J2000) | +0.007766 |
| Radial Velocity | +023.km s-1 |
| Trigonometric Parallax | +0.00353s |
| Trigonometric Parallax Uncertainty | 0.00058s |
| GCI Unit Vector in X (J2000) | -0.286284 |
| GCI Unit Vector in Y (J2000) | 0.845656 |
| GCI Unit Vector in Z (J2000) | -0.450452 |
| Galactic Longitude | 239.41° |
Galactic Latitude
| -7.15°
|
| Observational Data |
| Observed Visual Magnitude (V) | 4.04 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 3.88 |
| Observed B-V Colour | -0.163 |
| 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 | 3.8 |
| Observed Photographic Magnitude | 3.7 |
| Morgan Keenan (MK) Spectral Type | B2IV-Ve |
| One-Dimensional Spectral Class | B3 |
| Position Angle | |
| Year of Observation | AD |
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