Astronomy
Constellations - Hercules - 94nu Her

 
Identification Data
Common Name
ConstellationHercules
Star Name94nu Her
Skymap Number17580099
Henry Draper (HD) Number164136
Harvard Revised (HR) Number6707
SAO Number66524
Durchmusterung (DM) NumberBD+30 3093
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number80796
Right Ascension (RA) J200017h 58m 30.149s
Declination (Dec) J2000+30° 11' 21.396"
Position Uncertainty0.0060s
Proper Motion in RA (J2000)/cos(Dec)-0.00004
Proper Motion in Dec (J2000)+0.003267
Radial Velocity-022.2km s-1
Trigonometric Parallax+0.00410s
Trigonometric Parallax Uncertainty0.00055s
GCI Unit Vector in X (J2000)-0.005648
GCI Unit Vector in Y (J2000)-0.864350
GCI Unit Vector in Z (J2000)0.502858
Galactic Longitude55.94°
Galactic Latitude
23.92°
Observational Data
Observed Visual Magnitude (V)4.41
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude4.79
Observed B-V Colour+0.384
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 Magnitude4.5
Observed Photographic Magnitude4.8
Morgan Keenan (MK) Spectral TypeF2II
One-Dimensional Spectral ClassF0
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