Astronomy
Constellations - Hercules - 88 Her

 
Identification Data
Common Name
ConstellationHercules
Star Name88 Her
Skymap Number17500009
Henry Draper (HD) Number162732
Harvard Revised (HR) Number6664
SAO Number46997
Durchmusterung (DM) NumberBD+48 2581
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number56534
Right Ascension (RA) J200017h 50m 3.334s
Declination (Dec) J2000+48° 23' 38.946"
Position Uncertainty0.0070s
Proper Motion in RA (J2000)/cos(Dec)+0.00008
Proper Motion in Dec (J2000)+0.013266
Radial Velocity-016.3km s-1
Trigonometric Parallax+0.00272s
Trigonometric Parallax Uncertainty0.00054s
GCI Unit Vector in X (J2000)-0.028803
GCI Unit Vector in Y (J2000)-0.663378
GCI Unit Vector in Z (J2000)0.747730
Galactic Longitude75.36°
Galactic Latitude
29.82°
Observational Data
Observed Visual Magnitude (V)6.77
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.005
Observed B Magnitude6.66
Observed B-V Colour-0.112
Observed B Magnitude or (B-V) Magnitude Uncertainty0.006
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude6.4
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeBep(shell)
One-Dimensional Spectral ClassB8
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