Identification Data |
Common Name | |
Constellation | Lupus |
Star Name | zet Lup |
Skymap Number | 15120045 |
Henry Draper (HD) Number | 134505 |
Harvard Revised (HR) Number | 5649 |
SAO Number | 242304 |
Durchmusterung (DM) Number | CD-51 8830 |
Washington Double Stars (WDS) Number
| 15123-5206
|
Positional Data |
Position and Proper Motion (PPM) Number | 343507 |
Right Ascension (RA) J2000 | 15h 12m 17.095s |
Declination (Dec) J2000 | -52° 5' 57.290" |
Position Uncertainty | 0.0082s |
Proper Motion in RA (J2000)/cos(Dec) | -0.01237 |
Proper Motion in Dec (J2000) | -0.071066 |
Radial Velocity | -010.0km s-1 |
Trigonometric Parallax | +0.02806s |
Trigonometric Parallax Uncertainty | 0.00071s |
GCI Unit Vector in X (J2000) | -0.410476 |
GCI Unit Vector in Y (J2000) | -0.457021 |
GCI Unit Vector in Z (J2000) | -0.789076 |
Galactic Longitude | 323.77° |
Galactic Latitude
| 4.98°
|
Observational Data |
Observed Visual Magnitude (V) | 3.41 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
Observed B Magnitude | 4.33 |
Observed B-V Colour | +0.918 |
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 | 3.5 |
Observed Photographic Magnitude | 4.5 |
Morgan Keenan (MK) Spectral Type | G8III |
One-Dimensional Spectral Class | K0 |
Position Angle | 249 |
Year of Observation | 1938. AD |