Astronomy
Constellations - Cancer - 72tau Cnc

 
Identification Data
Common Name
ConstellationCancer
Star Name72tau Cnc
Skymap Number9070169
Henry Draper (HD) Number78235
Harvard Revised (HR) Number3621
SAO Number80650
Durchmusterung (DM) NumberBD+30 1817
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number99332
Right Ascension (RA) J20009h 8m 0.050s
Declination (Dec) J2000+29° 39' 15.248"
Position Uncertainty0.0097s
Proper Motion in RA (J2000)/cos(Dec)-0.00238
Proper Motion in Dec (J2000)+0.003466
Radial Velocity-013.1km s-1
Trigonometric Parallax+0.01256s
Trigonometric Parallax Uncertainty0.00081s
GCI Unit Vector in X (J2000)-0.635568
GCI Unit Vector in Y (J2000)0.592673
GCI Unit Vector in Z (J2000)0.494765
Galactic Longitude196.08°
Galactic Latitude
41.28°
Observational Data
Observed Visual Magnitude (V)5.42
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.004
Observed B Magnitude6.32
Observed B-V Colour+0.896
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 Magnitude5.4
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeG8III
One-Dimensional Spectral ClassG5
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 13:15:38 GMT+01:00 2001