Astronomy
Constellations - Aquila - 61phi Aql

 
Identification Data
Common Name
ConstellationAquila
Star Name61phi Aql
Skymap Number19560059
Henry Draper (HD) Number188728
Harvard Revised (HR) Number7610
SAO Number105438
Durchmusterung (DM) NumberBD+11 4055
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number137250
Right Ascension (RA) J200019h 56m 14.252s
Declination (Dec) J2000+11° 25' 25.395"
Position Uncertainty0.0080s
Proper Motion in RA (J2000)/cos(Dec)+0.00220
Proper Motion in Dec (J2000)+0.004666
Radial Velocity-027.2km s-1
Trigonometric Parallax+0.01584s
Trigonometric Parallax Uncertainty0.00076s
GCI Unit Vector in X (J2000)0.476093
GCI Unit Vector in Y (J2000)-0.856800
GCI Unit Vector in Z (J2000)0.198063
Galactic Longitude50.67°
Galactic Latitude
-8.80°
Observational Data
Observed Visual Magnitude (V)5.29
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude5.30
Observed B-V Colour+0.007
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 Magnitude5.2
Morgan Keenan (MK) Spectral TypeA1IV
One-Dimensional Spectral ClassA2
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