Astronomy
Constellations - Volans - alp Vol

 
Identification Data
Common Name
ConstellationVolans
Star Namealp Vol
Skymap Number9020059
Henry Draper (HD) Number78045
Harvard Revised (HR) Number3615
SAO Number250422
Durchmusterung (DM) NumberCP-65 1065
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number357086
Right Ascension (RA) J20009h 2m 26.795s
Declination (Dec) J2000-66° 23' 45.876"
Position Uncertainty0.0063s
Proper Motion in RA (J2000)/cos(Dec)-0.00034
Proper Motion in Dec (J2000)-0.095866
Radial Velocity+004.9km s-1
Trigonometric Parallax+0.02624s
Trigonometric Parallax Uncertainty0.00051s
GCI Unit Vector in X (J2000)-0.286140
GCI Unit Vector in Y (J2000)0.280095
GCI Unit Vector in Z (J2000)-0.916335
Galactic Longitude282.71°
Galactic Latitude
-13.00°
Observational Data
Observed Visual Magnitude (V)4.00
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude4.16
Observed B-V Colour+0.160
Observed B Magnitude or (B-V) Magnitude Uncertainty0.003
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude4.2
Observed Photographic Magnitude4.3
Morgan Keenan (MK) Spectral TypeA2-3IVm
One-Dimensional Spectral ClassA5
Position Angle
Year of Observation AD

Data Source
SKY2000 - Master Star Catalog - Star Catalog Database, Version 2
    Sande C.B., Warren Jr. W.H., Tracewell D.A., Home A.T., Miller A.C.
    (Goddard Space Flight Center, Flight Dynamics Division (1998))

 
Page compiled: Sun Sep 02 13:15:53 GMT+01:00 2001