| Identification Data |
| Common Name | |
| Constellation | Canis Major |
| Star Name | 22sig CMa |
| Skymap Number | 7010207 |
| Henry Draper (HD) Number | 52877 |
| Harvard Revised (HR) Number | 2646 |
| SAO Number | 172797 |
| Durchmusterung (DM) Number | CD-27 3544 |
Washington Double Stars (WDS) Number
| 07017-2756
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 251469 |
| Right Ascension (RA) J2000 | 7h 1m 43.147s |
| Declination (Dec) J2000 | -27° 56' 5.389" |
| Position Uncertainty | 0.0068s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.00045 |
| Proper Motion in Dec (J2000) | +0.004666 |
| Radial Velocity | +022.5km s-1 |
| Trigonometric Parallax | +0.00268s |
| Trigonometric Parallax Uncertainty | 0.00059s |
| GCI Unit Vector in X (J2000) | -0.235056 |
| GCI Unit Vector in Y (J2000) | 0.851638 |
| GCI Unit Vector in Z (J2000) | -0.468467 |
| Galactic Longitude | 239.17° |
Galactic Latitude
| -10.27°
|
| Observational Data |
| Observed Visual Magnitude (V) | 3.47 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.004 |
| Observed B Magnitude | 5.20 |
| Observed B-V Colour | +1.726 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.007 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 3.7 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | K7Ib |
| One-Dimensional Spectral Class | K5 |
| Position Angle | 153 |
| Year of Observation | 1926. AD |
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