Astronomy
Constellations - Volans - eta Vol

 
Identification Data
Common Name
ConstellationVolans
Star Nameeta Vol
Skymap Number8220011
Henry Draper (HD) Number71576
Harvard Revised (HR) Number3334
SAO Number256505
Durchmusterung (DM) NumberCP-72 694
Washington Double Stars (WDS) Number
08221-7324
Positional Data
Position and Proper Motion (PPM) Number369910
Right Ascension (RA) J20008h 22m 4.458s
Declination (Dec) J2000-73° 23' 59.948"
Position Uncertainty0.0054s
Proper Motion in RA (J2000)/cos(Dec)-0.00726
Proper Motion in Dec (J2000)+0.030266
Radial Velocity+020.0km s-1
Trigonometric Parallax+0.00916s
Trigonometric Parallax Uncertainty0.00048s
GCI Unit Vector in X (J2000)-0.165976
GCI Unit Vector in Y (J2000)0.232530
GCI Unit Vector in Z (J2000)-0.958323
Galactic Longitude286.66°
Galactic Latitude
-19.82°
Observational Data
Observed Visual Magnitude (V)5.29
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude5.30
Observed B-V Colour+0.007
Observed B Magnitude or (B-V) Magnitude Uncertainty0.004
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.4
Observed Photographic Magnitude5.5
Morgan Keenan (MK) Spectral TypeA0-1IV-V
One-Dimensional Spectral ClassA2
Position Angle284
Year of Observation1984. 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