Astronomy
Constellations - Corona Borealis - 12lam CrB

 
Identification Data
Common Name
ConstellationCorona Borealis
Star Name12lam CrB
Skymap Number15550127
Henry Draper (HD) Number142908
Harvard Revised (HR) Number5936
SAO Number64974
Durchmusterung (DM) NumberBD+38 2712
Washington Double Stars (WDS) Number
15558+3757
Positional Data
Position and Proper Motion (PPM) Number78916
Right Ascension (RA) J200015h 55m 47.586s
Declination (Dec) J2000+37° 56' 49.048"
Position Uncertainty0.0067s
Proper Motion in RA (J2000)/cos(Dec)+0.00249
Proper Motion in Dec (J2000)+0.080166
Radial Velocity-011.6km s-1
Trigonometric Parallax+0.02412s
Trigonometric Parallax Uncertainty0.00059s
GCI Unit Vector in X (J2000)-0.406759
GCI Unit Vector in Y (J2000)-0.675578
GCI Unit Vector in Z (J2000)0.614932
Galactic Longitude60.60°
Galactic Latitude
50.10°
Observational Data
Observed Visual Magnitude (V)5.44
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude5.79
Observed B-V Colour+0.347
Observed B Magnitude or (B-V) Magnitude Uncertainty0.004
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.5
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeF0IV
One-Dimensional Spectral ClassF2
Position Angle66
Year of Observation1959. 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