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Astronomy
Constellations - Aquila - 47chi Aql

 
Identification Data
Common Name
ConstellationAquila
Star Name47chi Aql
Skymap Number19420150
Henry Draper (HD) Number186203
Harvard Revised (HR) Number7497
SAO Number105168
Durchmusterung (DM) NumberBD+11 3955
Washington Double Stars (WDS) Number
19426+1150
Positional Data
Position and Proper Motion (PPM) Number136831
Right Ascension (RA) J200019h 42m 34.009s
Declination (Dec) J2000+11° 49' 35.698"
Position Uncertainty0.0083s
Proper Motion in RA (J2000)/cos(Dec)+0.00023
Proper Motion in Dec (J2000)-0.010567
Radial Velocity-021.6km s-1
Trigonometric Parallax+0.00434s
Trigonometric Parallax Uncertainty0.00086s
GCI Unit Vector in X (J2000)0.423556
GCI Unit Vector in Y (J2000)-0.882381
GCI Unit Vector in Z (J2000)0.204950
Galactic Longitude49.35°
Galactic Latitude
-5.70°
Observational Data
Observed Visual Magnitude (V)5.30
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude5.87
Observed B-V Colour+0.567
Observed B Magnitude or (B-V) Magnitude Uncertainty0.003
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.3
Observed Photographic Magnitude5.9
Morgan Keenan (MK) Spectral TypeG0:III+A3V
One-Dimensional Spectral ClassF5
Position Angle78
Year of Observation1993. 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 13:15:32 GMT+01:00 2001
 
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