Astronomy
Constellations - Cygnus - chi Cyg

 
Identification Data
Common Name
ConstellationCygnus
Star Namechi Cyg
Skymap Number19500140
Henry Draper (HD) Number187796
Harvard Revised (HR) Number7564
SAO Number68943
Durchmusterung (DM) NumberBD+32 3593
Washington Double Stars (WDS) Number
19506+3255
Positional Data
Position and Proper Motion (PPM) Number83661
Right Ascension (RA) J200019h 50m 33.922s
Declination (Dec) J2000+32° 54' 50.610"
Position Uncertainty0.0108s
Proper Motion in RA (J2000)/cos(Dec)-0.00187
Proper Motion in Dec (J2000)-0.038566
Radial Velocity-001.9km s-1
Trigonometric Parallax+0.00943s
Trigonometric Parallax Uncertainty0.00136s
GCI Unit Vector in X (J2000)0.389467
GCI Unit Vector in Y (J2000)-0.743675
GCI Unit Vector in Z (J2000)0.543380
Galactic Longitude68.54°
Galactic Latitude
3.28°
Observational Data
Observed Visual Magnitude (V)6.78
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.006
Observed B Magnitude8.30
Observed B-V Colour+1.522
Observed B Magnitude or (B-V) Magnitude Uncertainty0.013
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude
Observed Photographic Magnitude8.2
Morgan Keenan (MK) Spectral TypeS6+/1e
One-Dimensional Spectral ClassM0
Position Angle254
Year of Observation1909. 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