Astronomy
Constellations - Hercules - 45 Her

 
Identification Data
Common Name
ConstellationHercules
Star Name45 Her
Skymap Number16470121
Henry Draper (HD) Number151525
Harvard Revised (HR) Number6234
SAO Number121865
Durchmusterung (DM) NumberBD+05 3272
Washington Double Stars (WDS) Number
16478+0515
Positional Data
Position and Proper Motion (PPM) Number163126
Right Ascension (RA) J200016h 47m 46.418s
Declination (Dec) J2000+5° 14' 48.285"
Position Uncertainty0.0097s
Proper Motion in RA (J2000)/cos(Dec)-0.00146
Proper Motion in Dec (J2000)-0.038766
Radial Velocity-016.1km s-1
Trigonometric Parallax+0.00709s
Trigonometric Parallax Uncertainty0.00087s
GCI Unit Vector in X (J2000)-0.308657
GCI Unit Vector in Y (J2000)-0.946767
GCI Unit Vector in Z (J2000)0.091445
Galactic Longitude22.85°
Galactic Latitude
29.80°
Observational Data
Observed Visual Magnitude (V)5.22
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude5.21
Observed B-V Colour-0.007
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 Magnitude5.3
Observed Photographic Magnitude5.1
Morgan Keenan (MK) Spectral TypeB9pCr:
One-Dimensional Spectral ClassA0
Position Angle82
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 13:15:42 GMT+01:00 2001