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Astronomy
Constellations - Capricornus - 18ome Cap

 
Identification Data
Common Name
ConstellationCapricornus
Star Name18ome Cap
Skymap Number20510170
Henry Draper (HD) Number198542
Harvard Revised (HR) Number7980
SAO Number189781
Durchmusterung (DM) NumberCD-2715082
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number271732
Right Ascension (RA) J200020h 51m 49.291s
Declination (Dec) J2000-26° 55' 8.877"
Position Uncertainty0.0117s
Proper Motion in RA (J2000)/cos(Dec)-0.00060
Proper Motion in Dec (J2000)-0.002566
Radial Velocity+009.0km s-1
Trigonometric Parallax+0.00519s
Trigonometric Parallax Uncertainty0.00095s
GCI Unit Vector in X (J2000)0.607593
GCI Unit Vector in Y (J2000)-0.652582
GCI Unit Vector in Z (J2000)-0.452732
Galactic Longitude18.47°
Galactic Latitude
-37.18°
Observational Data
Observed Visual Magnitude (V)4.11
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude5.74
Observed B-V Colour+1.628
Observed B Magnitude or (B-V) Magnitude Uncertainty0.005
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude4.2
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeM0IIIBa0.5
One-Dimensional Spectral ClassM0
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 13:15:35 GMT+01:00 2001
 
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