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Astronomy
Constellations - Ophiuchus - 52 Oph

 
Identification Data
Common Name
ConstellationOphiuchus
Star Name52 Oph
Skymap Number17350068
Henry Draper (HD) Number159376
Harvard Revised (HR) Number6545
SAO Number185526
Durchmusterung (DM) NumberSD-21 4659
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number267037
Right Ascension (RA) J200017h 35m 18.499s
Declination (Dec) J2000-22° 2' 37.759"
Position Uncertainty0.0083s
Proper Motion in RA (J2000)/cos(Dec)-0.00023
Proper Motion in Dec (J2000)-0.008566
Radial Velocity-012.4km s-1
Trigonometric Parallax+0.00369s
Trigonometric Parallax Uncertainty0.00080s
GCI Unit Vector in X (J2000)-0.099669
GCI Unit Vector in Y (J2000)-0.921523
GCI Unit Vector in Z (J2000)-0.375316
Galactic Longitude4.63°
Galactic Latitude
5.62°
Observational Data
Observed Visual Magnitude (V)6.48
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.005
Observed B Magnitude6.49
Observed B-V Colour+0.008
Observed B Magnitude or (B-V) Magnitude Uncertainty0.007
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude6.9
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeB8p
One-Dimensional Spectral ClassA0
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))

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