Astronomy
Constellations - Eridanus - 50ups1Eri

 
Identification Data
Common Name
ConstellationEridanus
Star Name50ups1Eri
Skymap Number4330072
Henry Draper (HD) Number29085
Harvard Revised (HR) Number1453
SAO Number169570
Durchmusterung (DM) NumberCD-30 1883
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number247723
Right Ascension (RA) J20004h 33m 30.552s
Declination (Dec) J2000-29° 45' 59.371"
Position Uncertainty0.0068s
Proper Motion in RA (J2000)/cos(Dec)-0.00878
Proper Motion in Dec (J2000)-0.271666
Radial Velocity+020.6km s-1
Trigonometric Parallax+0.02622s
Trigonometric Parallax Uncertainty0.00071s
GCI Unit Vector in X (J2000)0.319872
GCI Unit Vector in Y (J2000)0.806971
GCI Unit Vector in Z (J2000)-0.496466
Galactic Longitude229.85°
Galactic Latitude
-41.59°
Observational Data
Observed Visual Magnitude (V)4.51
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude5.48
Observed B-V Colour+0.973
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 Magnitude4.0
Observed Photographic Magnitude5.6
Morgan Keenan (MK) Spectral TypeK0+IIIFe-0.5
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 13:15:40 GMT+01:00 2001