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Astronomy
Constellations - Ophiuchus - 35eta Oph (Sabik)

 
Identification Data
Common NameSabik
ConstellationOphiuchus
Star Name35eta Oph
Skymap Number17100055
Henry Draper (HD) Number155125
Harvard Revised (HR) Number6378
SAO Number160332
Durchmusterung (DM) NumberSD-15 4467
Washington Double Stars (WDS) Number
17104-1543
Positional Data
Position and Proper Motion (PPM) Number232699
Right Ascension (RA) J200017h 10m 22.687s
Declination (Dec) J2000-15° 43' 29.677"
Position Uncertainty0.0115s
Proper Motion in RA (J2000)/cos(Dec)+0.00285
Proper Motion in Dec (J2000)+0.097767
Radial Velocity-002.4km s-1
Trigonometric Parallax+0.03877s
Trigonometric Parallax Uncertainty0.00086s
GCI Unit Vector in X (J2000)-0.206788
GCI Unit Vector in Y (J2000)-0.940100
GCI Unit Vector in Z (J2000)-0.271019
Galactic Longitude6.72°
Galactic Latitude
14.01°
Observational Data
Observed Visual Magnitude (V)2.43
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude2.53
Observed B-V Colour+0.098
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 Magnitude2.6
Observed Photographic Magnitude2.7
Morgan Keenan (MK) Spectral TypeA2V
One-Dimensional Spectral ClassA2
Position Angle
Year of Observation1992. 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))

 
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Page compiled: Sun Sep 02 13:15:46 GMT+01:00 2001
 
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