Identification Data |
Common Name | |
Constellation | Libra |
Star Name | 46the Lib |
Skymap Number | 15530119 |
Henry Draper (HD) Number | 142198 |
Harvard Revised (HR) Number | 5908 |
SAO Number | 159563 |
Durchmusterung (DM) Number | SD-16 4174 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 230911 |
Right Ascension (RA) J2000 | 15h 53m 49.538s |
Declination (Dec) J2000 | -16° 43' 45.457" |
Position Uncertainty | 0.0113s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00697 |
Proper Motion in Dec (J2000) | +0.135366 |
Radial Velocity | +003.4km s-1 |
Trigonometric Parallax | +0.02002s |
Trigonometric Parallax Uncertainty | 0.00088s |
GCI Unit Vector in X (J2000) | -0.501005 |
GCI Unit Vector in Y (J2000) | -0.816172 |
GCI Unit Vector in Z (J2000) | -0.287850 |
Galactic Longitude | 353.55° |
Galactic Latitude
| 27.72°
|
Observational Data |
Observed Visual Magnitude (V) | 4.13 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
Observed B Magnitude | 5.15 |
Observed B-V Colour | +1.022 |
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 | 4.3 |
Observed Photographic Magnitude | 5.3 |
Morgan Keenan (MK) Spectral Type | G9IIIb |
One-Dimensional Spectral Class | K0 |
Position Angle | |
Year of Observation | AD |