Astronomy
Constellations - Cancer - 43gam Cnc (Asellus Borealis)

 
Identification Data
Common NameAsellus Borealis
ConstellationCancer
Star Name43gam Cnc
Skymap Number8430063
Henry Draper (HD) Number74198
Harvard Revised (HR) Number3449
SAO Number80378
Durchmusterung (DM) NumberBD+21 1895
Washington Double Stars (WDS) Number
08433+2128
Positional Data
Position and Proper Motion (PPM) Number98985
Right Ascension (RA) J20008h 43m 17.146s
Declination (Dec) J2000+21° 28' 6.602"
Position Uncertainty0.0112s
Proper Motion in RA (J2000)/cos(Dec)-0.00766
Proper Motion in Dec (J2000)-0.039366
Radial Velocity+028.7km s-1
Trigonometric Parallax+0.02058s
Trigonometric Parallax Uncertainty0.00087s
GCI Unit Vector in X (J2000)-0.608349
GCI Unit Vector in Y (J2000)0.704246
GCI Unit Vector in Z (J2000)0.365990
Galactic Longitude204.17°
Galactic Latitude
33.73°
Observational Data
Observed Visual Magnitude (V)4.67
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude4.69
Observed B-V Colour+0.021
Observed B Magnitude or (B-V) Magnitude Uncertainty0.003
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude4.7
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeA1IV
One-Dimensional Spectral ClassA0
Position Angle67
Year of Observation1984. 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