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Astronomy
Constellations - Cygnus - 61 Cyg

 
Identification Data
Common Name
ConstellationCygnus
Star Name61 Cyg
Skymap Number21060132
Henry Draper (HD) Number201092
Harvard Revised (HR) Number8086
SAO Number70919
Durchmusterung (DM) NumberBD+38 4344
Washington Double Stars (WDS) Number
21069+3845
Positional Data
Position and Proper Motion (PPM) Number86049
Right Ascension (RA) J200021h 6m 55.264s
Declination (Dec) J2000+38° 44' 31.400"
Position Uncertainty0.0064s
Proper Motion in RA (J2000)/cos(Dec)+0.35123
Proper Motion in Dec (J2000)+3.144266
Radial Velocity-064.3km s-1
Trigonometric Parallax+0.28547s
Trigonometric Parallax Uncertainty0.00072s
GCI Unit Vector in X (J2000)0.567924
GCI Unit Vector in Y (J2000)-0.534619
GCI Unit Vector in Z (J2000)0.625815
Galactic Longitude82.25°
Galactic Latitude
-5.81°
Observational Data
Observed Visual Magnitude (V)6.06
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.009
Observed B Magnitude7.36
Observed B-V Colour+1.305
Observed B Magnitude or (B-V) Magnitude Uncertainty0.012
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude6.3
Observed Photographic Magnitude7.3
Morgan Keenan (MK) Spectral TypeK7V
One-Dimensional Spectral ClassK5
Position Angle208
Year of Observation1924. 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 13:15:39 GMT+01:00 2001
 
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