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Astronomy
Constellations - Octans - the Oct

 
Identification Data
Common Name
ConstellationOctans
Star Namethe Oct
Skymap Number10084
Henry Draper (HD) Number224889
Harvard Revised (HR) Number9084
SAO Number258207
Durchmusterung (DM) NumberCP-77 1596
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number366760
Right Ascension (RA) J20000h 1m 35.703s
Declination (Dec) J2000-77° 3' 56.608"
Position Uncertainty0.0054s
Proper Motion in RA (J2000)/cos(Dec)-0.01683
Proper Motion in Dec (J2000)-0.177066
Radial Velocity+022.6km s-1
Trigonometric Parallax+0.01477s
Trigonometric Parallax Uncertainty0.00047s
GCI Unit Vector in X (J2000)0.223828
GCI Unit Vector in Y (J2000)0.001558
GCI Unit Vector in Z (J2000)-0.974627
Galactic Longitude306.53°
Galactic Latitude
-39.71°
Observational Data
Observed Visual Magnitude (V)4.79
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude6.05
Observed B-V Colour+1.263
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 Magnitude4.7
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeK3III
One-Dimensional Spectral ClassK0
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))

 
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Page compiled: Sun Sep 02 13:15:45 GMT+01:00 2001
 
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