Identification Data |
Common Name | |
Constellation | Columba |
Star Name | gam Col |
Skymap Number | 5570128 |
Henry Draper (HD) Number | 40494 |
Harvard Revised (HR) Number | 2106 |
SAO Number | 196352 |
Durchmusterung (DM) Number | CD-35 2612 |
Washington Double Stars (WDS) Number
| 05575-3517
|
Positional Data |
Position and Proper Motion (PPM) Number | 282087 |
Right Ascension (RA) J2000 | 5h 57m 32.210s |
Declination (Dec) J2000 | -35° 16' 59.807" |
Position Uncertainty | 0.0061s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00022 |
Proper Motion in Dec (J2000) | +0.011266 |
Radial Velocity | +024.2km s-1 |
Trigonometric Parallax | +0.00382s |
Trigonometric Parallax Uncertainty | 0.00054s |
GCI Unit Vector in X (J2000) | 0.008773 |
GCI Unit Vector in Y (J2000) | 0.816259 |
GCI Unit Vector in Z (J2000) | -0.577619 |
Galactic Longitude | 241.23° |
Galactic Latitude
| -25.64°
|
Observational Data |
Observed Visual Magnitude (V) | 4.36 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
Observed B Magnitude | 4.20 |
Observed B-V Colour | -0.162 |
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 | 4.4 |
Observed Photographic Magnitude | 4.2 |
Morgan Keenan (MK) Spectral Type | B2.5IV |
One-Dimensional Spectral Class | B3 |
Position Angle | 110 |
Year of Observation | 1919. AD |