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Astronomy
Constellations - Aquila - 8 Aql

 
Identification Data
Common Name
ConstellationAquila
Star Name8 Aql
Skymap Number18510110
Henry Draper (HD) Number174589
Harvard Revised (HR) Number7101
SAO Number142706
Durchmusterung (DM) NumberSD-03 4392
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number202220
Right Ascension (RA) J200018h 51m 22.157s
Declination (Dec) J2000-3° 19' 4.284"
Position Uncertainty0.0075s
Proper Motion in RA (J2000)/cos(Dec)+0.00004
Proper Motion in Dec (J2000)-0.021366
Radial Velocity+011.8km s-1
Trigonometric Parallax+0.01180s
Trigonometric Parallax Uncertainty0.00078s
GCI Unit Vector in X (J2000)0.221896
GCI Unit Vector in Y (J2000)-0.973351
GCI Unit Vector in Z (J2000)-0.057875
Galactic Longitude29.98°
Galactic Latitude
-1.50°
Observational Data
Observed Visual Magnitude (V)6.07
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.004
Observed B Magnitude6.37
Observed B-V Colour+0.304
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 Magnitude6.0
Observed Photographic Magnitude6.1
Morgan Keenan (MK) Spectral TypeF2III
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 13:15:32 GMT+01:00 2001
 
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