Astronomy
Constellations - Cancer - 50 Cnc

 
Identification Data
Common Name
ConstellationCancer
Star Name50 Cnc
Skymap Number8460202
Henry Draper (HD) Number74873
Harvard Revised (HR) Number3481
SAO Number98117
Durchmusterung (DM) NumberBD+12 1904
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number125732
Right Ascension (RA) J20008h 46m 56.018s
Declination (Dec) J2000+12° 6' 35.828"
Position Uncertainty0.0126s
Proper Motion in RA (J2000)/cos(Dec)-0.00445
Proper Motion in Dec (J2000)-0.051166
Radial Velocity+023.3km s-1
Trigonometric Parallax+0.01638s
Trigonometric Parallax Uncertainty0.00116s
GCI Unit Vector in X (J2000)-0.650852
GCI Unit Vector in Y (J2000)0.729644
GCI Unit Vector in Z (J2000)0.209788
Galactic Longitude214.85°
Galactic Latitude
31.06°
Observational Data
Observed Visual Magnitude (V)5.89
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.004
Observed B Magnitude6.01
Observed B-V Colour+0.116
Observed B Magnitude or (B-V) Magnitude Uncertainty0.005
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.7
Observed Photographic Magnitude5.9
Morgan Keenan (MK) Spectral TypeA1V
One-Dimensional Spectral ClassA0
Position Angle
Year of Observation 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 13:15:37 GMT+01:00 2001