Astronomy
Constellations - Aries - 47 Ari

 
Identification Data
Common Name
ConstellationAries
Star Name47 Ari
Skymap Number2580011
Henry Draper (HD) Number18404
Harvard Revised (HR) Number878
SAO Number75662
Durchmusterung (DM) NumberBD+20 480
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number92107
Right Ascension (RA) J20002h 58m 5.221s
Declination (Dec) J2000+20° 40' 7.440"
Position Uncertainty0.0096s
Proper Motion in RA (J2000)/cos(Dec)+0.01673
Proper Motion in Dec (J2000)-0.031666
Radial Velocity+028.1km s-1
Trigonometric Parallax+0.03141s
Trigonometric Parallax Uncertainty0.00084s
GCI Unit Vector in X (J2000)0.667094
GCI Unit Vector in Y (J2000)0.656050
GCI Unit Vector in Z (J2000)0.352964
Galactic Longitude158.88°
Galactic Latitude
-33.22°
Observational Data
Observed Visual Magnitude (V)5.80
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude6.23
Observed B-V Colour+0.427
Observed B Magnitude or (B-V) Magnitude Uncertainty0.005
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.9
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeF5IV
One-Dimensional Spectral ClassF0
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