Astronomy
Constellations - Eridanus - 19tau5Eri

 
Identification Data
Common Name
ConstellationEridanus
Star Name19tau5Eri
Skymap Number3330119
Henry Draper (HD) Number22203
Harvard Revised (HR) Number1088
SAO Number168634
Durchmusterung (DM) NumberBD-22 628
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number246387
Right Ascension (RA) J20003h 33m 47.276s
Declination (Dec) J2000-21° 37' 58.378"
Position Uncertainty0.0080s
Proper Motion in RA (J2000)/cos(Dec)+0.00322
Proper Motion in Dec (J2000)-0.027566
Radial Velocity+014.0km s-1
Trigonometric Parallax+0.01102s
Trigonometric Parallax Uncertainty0.00075s
GCI Unit Vector in X (J2000)0.553618
GCI Unit Vector in Y (J2000)0.746725
GCI Unit Vector in Z (J2000)-0.368658
Galactic Longitude213.52°
Galactic Latitude
-52.78°
Observational Data
Observed Visual Magnitude (V)4.27
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude4.17
Observed B-V Colour-0.096
Observed B Magnitude or (B-V) Magnitude Uncertainty0.002
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude4.3
Observed Photographic Magnitude4.3
Morgan Keenan (MK) Spectral TypeB8V+B8V
One-Dimensional Spectral ClassB8
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