Astronomy
Constellations - Octans - xi Oct

 
Identification Data
Common Name
ConstellationOctans
Star Namexi Oct
Skymap Number22500037
Henry Draper (HD) Number215573
Harvard Revised (HR) Number8663
SAO Number258946
Durchmusterung (DM) NumberCP-80 1055
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number378777
Right Ascension (RA) J200022h 50m 22.814s
Declination (Dec) J2000-80° 7' 25.844"
Position Uncertainty0.0054s
Proper Motion in RA (J2000)/cos(Dec)+0.00783
Proper Motion in Dec (J2000)-0.012866
Radial Velocity+016.0km s-1
Trigonometric Parallax+0.00735s
Trigonometric Parallax Uncertainty0.00047s
GCI Unit Vector in X (J2000)0.163666
GCI Unit Vector in Y (J2000)-0.051305
GCI Unit Vector in Z (J2000)-0.985181
Galactic Longitude309.03°
Galactic Latitude
-35.53°
Observational Data
Observed Visual Magnitude (V)5.32
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude5.19
Observed B-V Colour-0.128
Observed B Magnitude or (B-V) Magnitude Uncertainty0.002
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.6
Observed Photographic Magnitude5.4
Morgan Keenan (MK) Spectral TypeB6IV
One-Dimensional Spectral ClassB5
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 13:15:45 GMT+01:00 2001