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Astronomy
Constellations - Cancer - 79 Cnc

 
Identification Data
Common Name
ConstellationCancer
Star Name79 Cnc
Skymap Number9100064
Henry Draper (HD) Number78715
Harvard Revised (HR) Number3640
SAO Number80674
Durchmusterung (DM) NumberBD+22 2063
Washington Double Stars (WDS) Number
09103+2200
Positional Data
Position and Proper Motion (PPM) Number99359
Right Ascension (RA) J20009h 10m 20.858s
Declination (Dec) J2000+21° 59' 47.095"
Position Uncertainty0.0094s
Proper Motion in RA (J2000)/cos(Dec)+0.00025
Proper Motion in Dec (J2000)+0.004466
Radial Velocity-007.1km s-1
Trigonometric Parallax+0.00776s
Trigonometric Parallax Uncertainty0.00083s
GCI Unit Vector in X (J2000)-0.684558
GCI Unit Vector in Y (J2000)0.625374
GCI Unit Vector in Z (J2000)0.374549
Galactic Longitude206.02°
Galactic Latitude
39.86°
Observational Data
Observed Visual Magnitude (V)6.02
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.005
Observed B Magnitude6.91
Observed B-V Colour+0.886
Observed B Magnitude or (B-V) Magnitude Uncertainty0.006
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude6.1
Observed Photographic Magnitude6.9
Morgan Keenan (MK) Spectral TypeG5III
One-Dimensional Spectral ClassG5
Position Angle107
Year of Observation1940. 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 13:15:38 GMT+01:00 2001
 
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