Astronomy
Constellations - Coma Berenices - 28 Com

 
Identification Data
Common Name
ConstellationComa Berenices
Star Name28 Com
Skymap Number12480040
Henry Draper (HD) Number111308
Harvard Revised (HR) Number4861
SAO Number100269
Durchmusterung (DM) NumberBD+14 2546
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number129344
Right Ascension (RA) J200012h 48m 14.335s
Declination (Dec) J2000+13° 33' 10.865"
Position Uncertainty0.0085s
Proper Motion in RA (J2000)/cos(Dec)-0.00332
Proper Motion in Dec (J2000)-0.034066
Radial Velocity-000.1km s-1
Trigonometric Parallax+0.00801s
Trigonometric Parallax Uncertainty0.00087s
GCI Unit Vector in X (J2000)-0.950698
GCI Unit Vector in Y (J2000)-0.203113
GCI Unit Vector in Z (J2000)0.234345
Galactic Longitude299.66°
Galactic Latitude
76.40°
Observational Data
Observed Visual Magnitude (V)6.48
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.007
Observed B Magnitude6.50
Observed B-V Colour+0.015
Observed B Magnitude or (B-V) Magnitude Uncertainty0.008
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude6.4
Observed Photographic Magnitude6.1
Morgan Keenan (MK) Spectral TypeA1V
One-Dimensional Spectral ClassA0
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