Astronomy
Constellations - Aquila - 48psi Aql

 
Identification Data
Common Name
ConstellationAquila
Star Name48psi Aql
Skymap Number19440119
Henry Draper (HD) Number186547
Harvard Revised (HR) Number7511
SAO Number105199
Durchmusterung (DM) NumberBD+12 4059
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number136885
Right Ascension (RA) J200019h 44m 34.191s
Declination (Dec) J2000+13° 18' 10.018"
Position Uncertainty0.0070s
Proper Motion in RA (J2000)/cos(Dec)+0.00012
Proper Motion in Dec (J2000)-0.010866
Radial Velocity-019.3km s-1
Trigonometric Parallax+0.00403s
Trigonometric Parallax Uncertainty0.00073s
GCI Unit Vector in X (J2000)0.428782
GCI Unit Vector in Y (J2000)-0.873614
GCI Unit Vector in Z (J2000)0.230097
Galactic Longitude50.88°
Galactic Latitude
-5.40°
Observational Data
Observed Visual Magnitude (V)6.26
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.004
Observed B Magnitude6.22
Observed B-V Colour-0.045
Observed B Magnitude or (B-V) Magnitude Uncertainty0.004
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude6.1
Observed Photographic Magnitude6.1
Morgan Keenan (MK) Spectral TypeB9III-IV
One-Dimensional Spectral ClassB8
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