Astronomy
Constellations - Eridanus - 66 Eri

 
Identification Data
Common Name
ConstellationEridanus
Star Name66 Eri
Skymap Number5060154
Henry Draper (HD) Number32964
Harvard Revised (HR) Number1657
SAO Number131777
Durchmusterung (DM) NumberSD-04 1044
Washington Double Stars (WDS) Number
05068-0439
Positional Data
Position and Proper Motion (PPM) Number187715
Right Ascension (RA) J20005h 6m 45.652s
Declination (Dec) J2000-4° 39' 18.587"
Position Uncertainty0.0090s
Proper Motion in RA (J2000)/cos(Dec)+0.00067
Proper Motion in Dec (J2000)+0.000066
Radial Velocity+030.9km s-1
Trigonometric Parallax+0.01165s
Trigonometric Parallax Uncertainty0.00073s
GCI Unit Vector in X (J2000)0.229456
GCI Unit Vector in Y (J2000)0.969929
GCI Unit Vector in Z (J2000)-0.081159
Galactic Longitude204.78°
Galactic Latitude
-25.35°
Observational Data
Observed Visual Magnitude (V)5.10
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude5.05
Observed B-V Colour-0.050
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 Magnitude5.0
Observed Photographic Magnitude5.2
Morgan Keenan (MK) Spectral TypeB9V+A1V
One-Dimensional Spectral ClassB9
Position Angle10
Year of Observation1976. 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 13:15:40 GMT+01:00 2001