Identification Data |
Common Name | |
Constellation | Libra |
Star Name | 23 Lib |
Skymap Number | 15130075 |
Henry Draper (HD) Number | 134987 |
Harvard Revised (HR) Number | 5657 |
SAO Number | 183275 |
Durchmusterung (DM) Number | CD-2411928 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 263962 |
Right Ascension (RA) J2000 | 15h 13m 28.667s |
Declination (Dec) J2000 | -25° 18' 33.649" |
Position Uncertainty | 0.0118s |
Proper Motion in RA (J2000)/cos(Dec) | -0.02943 |
Proper Motion in Dec (J2000) | -0.075166 |
Radial Velocity | +003.4km s-1 |
Trigonometric Parallax | +0.03898s |
Trigonometric Parallax Uncertainty | 0.00098s |
GCI Unit Vector in X (J2000) | -0.600558 |
GCI Unit Vector in Y (J2000) | -0.675699 |
GCI Unit Vector in Z (J2000) | -0.427505 |
Galactic Longitude | 339.20° |
Galactic Latitude
| 27.38°
|
Observational Data |
Observed Visual Magnitude (V) | 6.47 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.006 |
Observed B Magnitude | 7.16 |
Observed B-V Colour | +0.694 |
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 | 6.7 |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | G4V |
One-Dimensional Spectral Class | G5 |
Position Angle | |
Year of Observation | AD |