Astronomy
Constellations - Aquila - 26 Aql

 
Identification Data
Common Name
ConstellationAquila
Star Name26 Aql
Skymap Number19200134
Henry Draper (HD) Number181391
Harvard Revised (HR) Number7333
SAO Number143286
Durchmusterung (DM) NumberSD-05 4936
Washington Double Stars (WDS) Number
19205-0525
Positional Data
Position and Proper Motion (PPM) Number202795
Right Ascension (RA) J200019h 20m 32.904s
Declination (Dec) J2000-5° 24' 56.757"
Position Uncertainty0.0088s
Proper Motion in RA (J2000)/cos(Dec)+0.00760
Proper Motion in Dec (J2000)+0.044866
Radial Velocity-018.5km s-1
Trigonometric Parallax+0.02117s
Trigonometric Parallax Uncertainty0.00077s
GCI Unit Vector in X (J2000)0.342731
GCI Unit Vector in Y (J2000)-0.934680
GCI Unit Vector in Z (J2000)-0.094382
Galactic Longitude31.40°
Galactic Latitude
-8.93°
Observational Data
Observed Visual Magnitude (V)4.99
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude5.92
Observed B-V Colour+0.932
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 Magnitude5.1
Observed Photographic Magnitude5.9
Morgan Keenan (MK) Spectral TypeG8III-IV
One-Dimensional Spectral ClassG5
Position Angle56
Year of Observation1987. 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