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Astronomy
Constellations - Aries - 38 Ari

 
Identification Data
Common Name
ConstellationAries
Star Name38 Ari
Skymap Number2440127
Henry Draper (HD) Number17093
Harvard Revised (HR) Number812
SAO Number93083
Durchmusterung (DM) NumberBD+11 377
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number118504
Right Ascension (RA) J20002h 44m 57.581s
Declination (Dec) J2000+12° 26' 44.740"
Position Uncertainty0.0125s
Proper Motion in RA (J2000)/cos(Dec)+0.00847
Proper Motion in Dec (J2000)-0.084866
Radial Velocity-001.5km s-1
Trigonometric Parallax+0.02615s
Trigonometric Parallax Uncertainty0.00098s
GCI Unit Vector in X (J2000)0.734285
GCI Unit Vector in Y (J2000)0.643722
GCI Unit Vector in Z (J2000)0.215515
Galactic Longitude161.43°
Galactic Latitude
-41.79°
Observational Data
Observed Visual Magnitude (V)5.19
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude5.42
Observed B-V Colour+0.226
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 Magnitude5.2
Observed Photographic Magnitude5.4
Morgan Keenan (MK) Spectral TypeA7III-IV
One-Dimensional Spectral ClassA3
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))

 
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Page compiled: Sun Sep 02 13:15:33 GMT+01:00 2001
 
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