Astronomy
Constellations - Eridanus - 39 Eri

 
Identification Data
Common Name
ConstellationEridanus
Star Name39 Eri
Skymap Number4140071
Henry Draper (HD) Number26846
Harvard Revised (HR) Number1318
SAO Number149478
Durchmusterung (DM) NumberSD-10 867
Washington Double Stars (WDS) Number
04144-1015
Positional Data
Position and Proper Motion (PPM) Number214044
Right Ascension (RA) J20004h 14m 23.688s
Declination (Dec) J2000-10° 15' 22.619"
Position Uncertainty0.0106s
Proper Motion in RA (J2000)/cos(Dec)-0.00052
Proper Motion in Dec (J2000)-0.162167
Radial Velocity+006.8km s-1
Trigonometric Parallax+0.01580s
Trigonometric Parallax Uncertainty0.00095s
GCI Unit Vector in X (J2000)0.437550
GCI Unit Vector in Y (J2000)0.881389
GCI Unit Vector in Z (J2000)-0.178051
Galactic Longitude203.58°
Galactic Latitude
-39.45°
Observational Data
Observed Visual Magnitude (V)4.90
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude6.07
Observed B-V Colour+1.173
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 Magnitude4.2
Observed Photographic Magnitude6.1
Morgan Keenan (MK) Spectral TypeK3III
One-Dimensional Spectral ClassK0
Position Angle144
Year of Observation1991. 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