Astronomy
Constellations - Cancer - 41eps Cnc

 
Identification Data
Common Name
ConstellationCancer
Star Name41eps Cnc
Skymap Number8400122
Henry Draper (HD) Number73731
Harvard Revised (HR) Number3429
SAO Number98024
Durchmusterung (DM) NumberBD+20 2171
Washington Double Stars (WDS) Number
08405+1933
Positional Data
Position and Proper Motion (PPM) Number125577
Right Ascension (RA) J20008h 40m 27.011s
Declination (Dec) J2000+19° 32' 41.307"
Position Uncertainty0.0099s
Proper Motion in RA (J2000)/cos(Dec)-0.00239
Proper Motion in Dec (J2000)-0.013666
Radial Velocity+030.0km s-1
Trigonometric Parallax+0.00595s
Trigonometric Parallax Uncertainty0.00091s
GCI Unit Vector in X (J2000)-0.607167
GCI Unit Vector in Y (J2000)0.720714
GCI Unit Vector in Z (J2000)0.334544
Galactic Longitude206.07°
Galactic Latitude
32.45°
Observational Data
Observed Visual Magnitude (V)6.29
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.007
Observed B Magnitude6.46
Observed B-V Colour+0.165
Observed B Magnitude or (B-V) Magnitude Uncertainty0.010
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude6.3
Observed Photographic Magnitude6.6
Morgan Keenan (MK) Spectral TypeA8Vn
One-Dimensional Spectral ClassA2
Position Angle249
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