Astronomy
Constellations - Hercules - 72 Her

 
Identification Data
Common Name
ConstellationHercules
Star Name72 Her
Skymap Number17200119
Henry Draper (HD) Number157214
Harvard Revised (HR) Number6458
SAO Number65963
Durchmusterung (DM) NumberBD+32 2896
Washington Double Stars (WDS) Number
17207+3228
Positional Data
Position and Proper Motion (PPM) Number80145
Right Ascension (RA) J200017h 20m 39.567s
Declination (Dec) J2000+32° 28' 3.876"
Position Uncertainty0.0068s
Proper Motion in RA (J2000)/cos(Dec)+0.01070
Proper Motion in Dec (J2000)-1.040766
Radial Velocity-079.2km s-1
Trigonometric Parallax+0.06948s
Trigonometric Parallax Uncertainty0.00056s
GCI Unit Vector in X (J2000)-0.144115
GCI Unit Vector in Y (J2000)-0.831294
GCI Unit Vector in Z (J2000)0.536825
Galactic Longitude55.88°
Galactic Latitude
32.31°
Observational Data
Observed Visual Magnitude (V)5.39
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude6.01
Observed B-V Colour+0.615
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 TypeG0V
One-Dimensional Spectral ClassG0
Position Angle338
Year of Observation1982. 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