| Identification Data |
| Common Name | |
| Constellation | Canis Major |
| Star Name | 17 CMa |
| Skymap Number | 6550010 |
| Henry Draper (HD) Number | 51055 |
| Harvard Revised (HR) Number | 2588 |
| SAO Number | 172569 |
| Durchmusterung (DM) Number | SD-20 1624 |
Washington Double Stars (WDS) Number
| 06550-2024
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 251247 |
| Right Ascension (RA) J2000 | 6h 55m 2.738s |
| Declination (Dec) J2000 | -20° 24' 17.554" |
| Position Uncertainty | 0.0064s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.00003 |
| Proper Motion in Dec (J2000) | -0.010466 |
| Radial Velocity | -015.km s-1 |
| Trigonometric Parallax | +0.00539s |
| Trigonometric Parallax Uncertainty | 0.00069s |
| GCI Unit Vector in X (J2000) | -0.222953 |
| GCI Unit Vector in Y (J2000) | 0.910348 |
| GCI Unit Vector in Z (J2000) | -0.348652 |
| Galactic Longitude | 231.63° |
Galactic Latitude
| -8.39°
|
| Observational Data |
| Observed Visual Magnitude (V) | 5.80 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 5.84 |
| Observed B-V Colour | +0.044 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.003 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 6.1 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | A3IV |
| One-Dimensional Spectral Class | A2 |
| Position Angle | 147 |
| Year of Observation | 1915. AD |
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