Astronomy
Constellations - Hercules - 35sig Her

 
Identification Data
Common Name
ConstellationHercules
Star Name35sig Her
Skymap Number16340012
Henry Draper (HD) Number149630
Harvard Revised (HR) Number6168
SAO Number46161
Durchmusterung (DM) NumberBD+42 2724
Washington Double Stars (WDS) Number
16341+4226
Positional Data
Position and Proper Motion (PPM) Number55508
Right Ascension (RA) J200016h 34m 6.182s
Declination (Dec) J2000+42° 26' 13.348"
Position Uncertainty0.0078s
Proper Motion in RA (J2000)/cos(Dec)-0.00082
Proper Motion in Dec (J2000)+0.059866
Radial Velocity-010.9km s-1
Trigonometric Parallax+0.01079s
Trigonometric Parallax Uncertainty0.00061s
GCI Unit Vector in X (J2000)-0.270176
GCI Unit Vector in Y (J2000)-0.686788
GCI Unit Vector in Z (J2000)0.674780
Galactic Longitude66.91°
Galactic Latitude
42.70°
Observational Data
Observed Visual Magnitude (V)4.21
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude4.19
Observed B-V Colour-0.016
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 Magnitude4.3
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeB9V
One-Dimensional Spectral ClassA0
Position Angle17
Year of Observation1993. 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 13:15:41 GMT+01:00 2001