Astronomy
Constellations - Octans - lam Oct

 
Identification Data
Common Name
ConstellationOctans
Star Namelam Oct
Skymap Number21500116
Henry Draper (HD) Number206240
Harvard Revised (HR) Number8280
SAO Number258914
Durchmusterung (DM) NumberCP-83 722
Washington Double Stars (WDS) Number
21509-8243
Positional Data
Position and Proper Motion (PPM) Number378641
Right Ascension (RA) J200021h 50m 54.562s
Declination (Dec) J2000-82° 43' 8.055"
Position Uncertainty0.0077s
Proper Motion in RA (J2000)/cos(Dec)+0.03585
Proper Motion in Dec (J2000)-0.033067
Radial Velocity-010.5km s-1
Trigonometric Parallax+0.00749s
Trigonometric Parallax Uncertainty0.00065s
GCI Unit Vector in X (J2000)0.107159
GCI Unit Vector in Y (J2000)-0.067671
GCI Unit Vector in Z (J2000)-0.991936
Galactic Longitude309.02°
Galactic Latitude
-32.13°
Observational Data
Observed Visual Magnitude (V)5.29
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.050
Observed B Magnitude6.04
Observed B-V Colour+0.75
Observed B Magnitude or (B-V) Magnitude Uncertainty0.050
Observed U Magnitude6.51
Observed U-B Colour+0.47
Observed U Magnitude or (U-B) Magnitude Uncertainty0.050
Observed Photovisual Magnitude5.4
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeG8-K0III
One-Dimensional Spectral ClassG0
Position Angle68
Year of Observation1955. 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