Identification Data |
Common Name | |
Constellation | Centaurus |
Star Name | 1 Cen |
Skymap Number | 13450111 |
Henry Draper (HD) Number | 119756 |
Harvard Revised (HR) Number | 5168 |
SAO Number | 204812 |
Durchmusterung (DM) Number | CD-32 9603 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 291783 |
Right Ascension (RA) J2000 | 13h 45m 41.245s |
Declination (Dec) J2000 | -33° 2' 37.397" |
Position Uncertainty | 0.0081s |
Proper Motion in RA (J2000)/cos(Dec) | -0.03673 |
Proper Motion in Dec (J2000) | -0.146266 |
Radial Velocity | -021.8km s-1 |
Trigonometric Parallax | +0.05191s |
Trigonometric Parallax Uncertainty | 0.00075s |
GCI Unit Vector in X (J2000) | -0.750692 |
GCI Unit Vector in Y (J2000) | -0.373004 |
GCI Unit Vector in Z (J2000) | -0.545279 |
Galactic Longitude | 315.87° |
Galactic Latitude
| 28.46°
|
Observational Data |
Observed Visual Magnitude (V) | 4.23 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
Observed B Magnitude | 4.61 |
Observed B-V Colour | +0.382 |
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 | 4.4 |
Observed Photographic Magnitude | 4.8 |
Morgan Keenan (MK) Spectral Type | F3IV |
One-Dimensional Spectral Class | F5 |
Position Angle | |
Year of Observation | AD |