Astronomy
Constellations - Coma Berenices - 13 Com

 
Identification Data
Common Name
ConstellationComa Berenices
Star Name13 Com
Skymap Number12240044
Henry Draper (HD) Number107966
Harvard Revised (HR) Number4717
SAO Number82291
Durchmusterung (DM) NumberBD+26 2344
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number101869
Right Ascension (RA) J200012h 24m 18.522s
Declination (Dec) J2000+26° 5' 54.981"
Position Uncertainty0.0087s
Proper Motion in RA (J2000)/cos(Dec)-0.00200
Proper Motion in Dec (J2000)-0.003166
Radial Velocity-000.6km s-1
Trigonometric Parallax+0.01147s
Trigonometric Parallax Uncertainty0.00071s
GCI Unit Vector in X (J2000)-0.892991
GCI Unit Vector in Y (J2000)-0.095073
GCI Unit Vector in Z (J2000)0.439917
Galactic Longitude221.09°
Galactic Latitude
83.85°
Observational Data
Observed Visual Magnitude (V)5.15
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude5.24
Observed B-V Colour+0.091
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 Magnitude5.1
Observed Photographic Magnitude5.2
Morgan Keenan (MK) Spectral TypeA3V
One-Dimensional Spectral ClassA2
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