Astronomy
Constellations - Cancer - 4ome2Cnc

 
Identification Data
Common Name
ConstellationCancer
Star Name4ome2Cnc
Skymap Number8010170
Henry Draper (HD) Number65856
Harvard Revised (HR) Number3132
SAO Number79869
Durchmusterung (DM) NumberBD+25 1816
Washington Double Stars (WDS) Number
08017+2505
Positional Data
Position and Proper Motion (PPM) Number98236
Right Ascension (RA) J20008h 1m 43.758s
Declination (Dec) J2000+25° 5' 22.075"
Position Uncertainty0.0088s
Proper Motion in RA (J2000)/cos(Dec)-0.00172
Proper Motion in Dec (J2000)+0.011766
Radial Velocity-009.2km s-1
Trigonometric Parallax+0.00545s
Trigonometric Parallax Uncertainty0.00093s
GCI Unit Vector in X (J2000)-0.458728
GCI Unit Vector in Y (J2000)0.780874
GCI Unit Vector in Z (J2000)0.424033
Galactic Longitude196.62°
Galactic Latitude
25.89°
Observational Data
Observed Visual Magnitude (V)6.32
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.006
Observed B Magnitude6.34
Observed B-V Colour+0.020
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 Magnitude6.2
Observed Photographic Magnitude6.2
Morgan Keenan (MK) Spectral TypeA1V
One-Dimensional Spectral ClassA0
Position Angle23
Year of Observation1924. 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