Astronomy
Constellations - Cygnus - 61 Cyg

 
Identification Data
Common Name
ConstellationCygnus
Star Name61 Cyg
Skymap Number21060115
Henry Draper (HD) Number201091
Harvard Revised (HR) Number8085
SAO Number70919
Durchmusterung (DM) NumberBD+38 4343
Washington Double Stars (WDS) Number
21069+3845
Positional Data
Position and Proper Motion (PPM) Number86045
Right Ascension (RA) J200021h 6m 53.943s
Declination (Dec) J2000+38° 44' 57.898"
Position Uncertainty0.0134s
Proper Motion in RA (J2000)/cos(Dec)+0.35534
Proper Motion in Dec (J2000)+3.259466
Radial Velocity-064.8km s-1
Trigonometric Parallax+0.28718s
Trigonometric Parallax Uncertainty0.00151s
GCI Unit Vector in X (J2000)0.567814
GCI Unit Vector in Y (J2000)-0.534618
GCI Unit Vector in Z (J2000)0.625916
Galactic Longitude82.25°
Galactic Latitude
-5.81°
Observational Data
Observed Visual Magnitude (V)5.20
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty
Observed B Magnitude6.27
Observed B-V Colour+1.069
Observed B Magnitude or (B-V) Magnitude Uncertainty0.015
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.6
Observed Photographic Magnitude6.7
Morgan Keenan (MK) Spectral TypeK5V
One-Dimensional Spectral ClassK5
Position Angle149
Year of Observation1993. 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 13:15:39 GMT+01:00 2001