Astronomy
Constellations - Eridanus - 9rho2Eri

 
Identification Data
Common Name
ConstellationEridanus
Star Name9rho2Eri
Skymap Number3020087
Henry Draper (HD) Number18953
Harvard Revised (HR) Number917
SAO Number130254
Durchmusterung (DM) NumberSD-08 568
Washington Double Stars (WDS) Number
03027-0741
Positional Data
Position and Proper Motion (PPM) Number185323
Right Ascension (RA) J20003h 2m 42.274s
Declination (Dec) J2000-7° 41' 7.698"
Position Uncertainty0.0441s
Proper Motion in RA (J2000)/cos(Dec)+0.00177
Proper Motion in Dec (J2000)-0.003666
Radial Velocity+024.7km s-1
Trigonometric Parallax+0.01265s
Trigonometric Parallax Uncertainty0.00089s
GCI Unit Vector in X (J2000)0.692437
GCI Unit Vector in Y (J2000)0.708976
GCI Unit Vector in Z (J2000)-0.133735
Galactic Longitude187.04°
Galactic Latitude
-53.34°
Observational Data
Observed Visual Magnitude (V)5.33
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.005
Observed B Magnitude6.30
Observed B-V Colour+0.965
Observed B Magnitude or (B-V) Magnitude Uncertainty0.007
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.3
Observed Photographic Magnitude6.3
Morgan Keenan (MK) Spectral TypeK0II-III
One-Dimensional Spectral ClassG5
Position Angle66
Year of Observation1990. 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