Astronomy
Constellations - Aquila - 66 Aql

 
Identification Data
Common Name
ConstellationAquila
Star Name66 Aql
Skymap Number20130044
Henry Draper (HD) Number192107
Harvard Revised (HR) Number7720
SAO Number144181
Durchmusterung (DM) NumberBD-01 3920
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number180902
Right Ascension (RA) J200020h 13m 13.881s
Declination (Dec) J2000-1° 0' 33.621"
Position Uncertainty0.0157s
Proper Motion in RA (J2000)/cos(Dec)+0.00166
Proper Motion in Dec (J2000)-0.030166
Radial Velocity-028.2km s-1
Trigonometric Parallax+0.00367s
Trigonometric Parallax Uncertainty0.00096s
GCI Unit Vector in X (J2000)0.549052
GCI Unit Vector in Y (J2000)-0.835603
GCI Unit Vector in Z (J2000)-0.017615
Galactic Longitude41.65°
Galactic Latitude
-18.60°
Observational Data
Observed Visual Magnitude (V)5.46
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.004
Observed B Magnitude6.86
Observed B-V Colour+1.398
Observed B Magnitude or (B-V) Magnitude Uncertainty0.006
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.6
Observed Photographic Magnitude7.0
Morgan Keenan (MK) Spectral TypeK5III
One-Dimensional Spectral ClassK2
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))

 
Page compiled: Sun Sep 02 13:15:32 GMT+01:00 2001