Astronomy
Constellations - Hercules - 53 Her

 
Identification Data
Common Name
ConstellationHercules
Star Name53 Her
Skymap Number16520163
Henry Draper (HD) Number152598
Harvard Revised (HR) Number6279
SAO Number65627
Durchmusterung (DM) NumberBD+31 2925
Washington Double Stars (WDS) Number
16530+3142
Positional Data
Position and Proper Motion (PPM) Number79738
Right Ascension (RA) J200016h 52m 58.057s
Declination (Dec) J2000+31° 42' 6.026"
Position Uncertainty0.0068s
Proper Motion in RA (J2000)/cos(Dec)-0.00714
Proper Motion in Dec (J2000)-0.017166
Radial Velocity-021.8km s-1
Trigonometric Parallax+0.03330s
Trigonometric Parallax Uncertainty0.00062s
GCI Unit Vector in X (J2000)-0.245311
GCI Unit Vector in Y (J2000)-0.814663
GCI Unit Vector in Z (J2000)0.525497
Galactic Longitude53.39°
Galactic Latitude
37.87°
Observational Data
Observed Visual Magnitude (V)5.34
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude5.65
Observed B-V Colour+0.308
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 Magnitude5.4
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeF0-2V
One-Dimensional Spectral ClassF0
Position Angle64
Year of Observation1960. 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