Astronomy
Constellations - Cancer - 61 Cnc

 
Identification Data
Common Name
ConstellationCancer
Star Name61 Cnc
Skymap Number8570184
Henry Draper (HD) Number76572
Harvard Revised (HR) Number3563
SAO Number61157
Durchmusterung (DM) NumberBD+30 1795
Washington Double Stars (WDS) Number
08580+3014
Positional Data
Position and Proper Motion (PPM) Number74129
Right Ascension (RA) J20008h 57m 58.665s
Declination (Dec) J2000+30° 14' 1.772"
Position Uncertainty0.0116s
Proper Motion in RA (J2000)/cos(Dec)+0.00357
Proper Motion in Dec (J2000)+0.027566
Radial Velocity+008.1km s-1
Trigonometric Parallax+0.01992s
Trigonometric Parallax Uncertainty0.00091s
GCI Unit Vector in X (J2000)-0.605510
GCI Unit Vector in Y (J2000)0.616291
GCI Unit Vector in Z (J2000)0.503530
Galactic Longitude194.76°
Galactic Latitude
39.26°
Observational Data
Observed Visual Magnitude (V)6.25
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.005
Observed B Magnitude6.71
Observed B-V Colour+0.463
Observed B Magnitude or (B-V) Magnitude Uncertainty0.007
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude6.2
Observed Photographic Magnitude6.6
Morgan Keenan (MK) Spectral TypeF6V
One-Dimensional Spectral ClassF5
Position Angle225
Year of Observation1945. 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 13:15:38 GMT+01:00 2001