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Astronomy
Constellations - Ophiuchus - 37 Oph

 
Identification Data
Common Name
ConstellationOphiuchus
Star Name37 Oph
Skymap Number17120089
Henry Draper (HD) Number155644
Harvard Revised (HR) Number6393
SAO Number102646
Durchmusterung (DM) NumberBD+10 3165
Washington Double Stars (WDS) Number
17125+1035
Positional Data
Position and Proper Motion (PPM) Number133114
Right Ascension (RA) J200017h 12m 27.809s
Declination (Dec) J2000+10° 35' 6.604"
Position Uncertainty0.0084s
Proper Motion in RA (J2000)/cos(Dec)+0.00041
Proper Motion in Dec (J2000)-0.025266
Radial Velocity+025.6km s-1
Trigonometric Parallax+0.00420s
Trigonometric Parallax Uncertainty0.00079s
GCI Unit Vector in X (J2000)-0.202429
GCI Unit Vector in Y (J2000)-0.961914
GCI Unit Vector in Z (J2000)0.183697
Galactic Longitude31.39°
Galactic Latitude
26.74°
Observational Data
Observed Visual Magnitude (V)5.33
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.005
Observed B Magnitude6.89
Observed B-V Colour+1.564
Observed B Magnitude or (B-V) Magnitude Uncertainty0.010
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.6
Observed Photographic Magnitude6.9
Morgan Keenan (MK) Spectral TypeM2IIIa
One-Dimensional Spectral ClassK5
Position Angle34
Year of Observation1958. 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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