Astronomy
Constellations - Hercules - 107 Her

 
Identification Data
Common Name
ConstellationHercules
Star Name107 Her
Skymap Number18210008
Henry Draper (HD) Number168914
Harvard Revised (HR) Number6877
SAO Number85957
Durchmusterung (DM) NumberBD+28 2981
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number107115
Right Ascension (RA) J200018h 21m 1.020s
Declination (Dec) J2000+28° 52' 11.834"
Position Uncertainty0.0072s
Proper Motion in RA (J2000)/cos(Dec)+0.00031
Proper Motion in Dec (J2000)+0.048866
Radial Velocity-029.6km s-1
Trigonometric Parallax+0.01179s
Trigonometric Parallax Uncertainty0.00060s
GCI Unit Vector in X (J2000)0.080194
GCI Unit Vector in Y (J2000)-0.872038
GCI Unit Vector in Z (J2000)0.482823
Galactic Longitude56.40°
Galactic Latitude
18.86°
Observational Data
Observed Visual Magnitude (V)5.13
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude5.34
Observed B-V Colour+0.209
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 Magnitude5.1
Observed Photographic Magnitude5.2
Morgan Keenan (MK) Spectral TypeA7V
One-Dimensional Spectral ClassA5
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 13:15:42 GMT+01:00 2001