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Astronomy
Constellations - Aquila - 52pi Aql

 
Identification Data
Common Name
ConstellationAquila
Star Name52pi Aql
Skymap Number19480168
Henry Draper (HD) Number187259
Harvard Revised (HR) Number7544
SAO Number105282
Durchmusterung (DM) NumberBD+11 3994
Washington Double Stars (WDS) Number
19487+1149
Positional Data
Position and Proper Motion (PPM) Number137018
Right Ascension (RA) J200019h 48m 42.057s
Declination (Dec) J2000+11° 48' 57.227"
Position Uncertainty0.0156s
Proper Motion in RA (J2000)/cos(Dec)+0.00109
Proper Motion in Dec (J2000)-0.009867
Radial Velocity+012.6km s-1
Trigonometric Parallax+0.00572s
Trigonometric Parallax Uncertainty0.00110s
GCI Unit Vector in X (J2000)0.447036
GCI Unit Vector in Y (J2000)-0.870763
GCI Unit Vector in Z (J2000)0.204768
Galactic Longitude50.08°
Galactic Latitude
-7.01°
Observational Data
Observed Visual Magnitude (V)5.75
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty
Observed B Magnitude6.30
Observed B-V Colour+0.546
Observed B Magnitude or (B-V) Magnitude Uncertainty0.015
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude6.1
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeG2III:
One-Dimensional Spectral ClassA2
Position Angle108
Year of Observation1992. 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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