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Astronomy
Constellations - Aquila - 45 Aql

 
Identification Data
Common Name
ConstellationAquila
Star Name45 Aql
Skymap Number19400183
Henry Draper (HD) Number185762
Harvard Revised (HR) Number7480
SAO Number143678
Durchmusterung (DM) NumberBD-00 3813
Washington Double Stars (WDS) Number
19407-0037
Positional Data
Position and Proper Motion (PPM) Number180763
Right Ascension (RA) J200019h 40m 43.320s
Declination (Dec) J2000-0° 37' 16.440"
Position Uncertainty0.0112s
Proper Motion in RA (J2000)/cos(Dec)+0.00084
Proper Motion in Dec (J2000)+0.024566
Radial Velocity-046.0km s-1
Trigonometric Parallax+0.01144s
Trigonometric Parallax Uncertainty0.00089s
GCI Unit Vector in X (J2000)0.425446
GCI Unit Vector in Y (J2000)-0.904919
GCI Unit Vector in Z (J2000)-0.010842
Galactic Longitude38.06°
Galactic Latitude
-11.24°
Observational Data
Observed Visual Magnitude (V)5.66
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude5.76
Observed B-V Colour+0.104
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 Magnitude5.5
Observed Photographic Magnitude6.5
Morgan Keenan (MK) Spectral TypeA3IV
One-Dimensional Spectral ClassA0
Position Angle312
Year of Observation1990. 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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