Astronomy
Constellations - Aries - 39 Ari

 
Identification Data
Common Name
ConstellationAries
Star Name39 Ari
Skymap Number2470135
Henry Draper (HD) Number17361
Harvard Revised (HR) Number824
SAO Number75578
Durchmusterung (DM) NumberBD+28 462
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number91982
Right Ascension (RA) J20002h 47m 54.540s
Declination (Dec) J2000+29° 14' 49.625"
Position Uncertainty0.0103s
Proper Motion in RA (J2000)/cos(Dec)+0.01134
Proper Motion in Dec (J2000)-0.125866
Radial Velocity-014.9km s-1
Trigonometric Parallax+0.01806s
Trigonometric Parallax Uncertainty0.00084s
GCI Unit Vector in X (J2000)0.648641
GCI Unit Vector in Y (J2000)0.583573
GCI Unit Vector in Z (J2000)0.488577
Galactic Longitude151.42°
Galactic Latitude
-27.10°
Observational Data
Observed Visual Magnitude (V)4.52
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude5.63
Observed B-V Colour+1.113
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 Magnitude4.6
Observed Photographic Magnitude5.6
Morgan Keenan (MK) Spectral TypeK1.5III
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 13:15:33 GMT+01:00 2001