Astronomy
Constellations - Octans - pi 2Oct

 
Identification Data
Common Name
ConstellationOctans
Star Namepi 2Oct
Skymap Number15040137
Henry Draper (HD) Number131246
Harvard Revised (HR) Number5545
SAO Number258714
Durchmusterung (DM) NumberCP-82 636
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number377777
Right Ascension (RA) J200015h 4m 46.921s
Declination (Dec) J2000-83° 2' 17.921"
Position Uncertainty0.0065s
Proper Motion in RA (J2000)/cos(Dec)-0.00476
Proper Motion in Dec (J2000)-0.017766
Radial Velocity-021.0km s-1
Trigonometric Parallax+0.00188s
Trigonometric Parallax Uncertainty0.00052s
GCI Unit Vector in X (J2000)-0.083899
GCI Unit Vector in Y (J2000)-0.087475
GCI Unit Vector in Z (J2000)-0.992627
Galactic Longitude307.03°
Galactic Latitude
-21.25°
Observational Data
Observed Visual Magnitude (V)5.64
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude6.91
Observed B-V Colour+1.272
Observed B Magnitude or (B-V) Magnitude Uncertainty0.005
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.5
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeG8Ib
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))

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