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Astronomy
Constellations - Draco - 47omi Dra

 
Identification Data
Common Name
ConstellationDraco
Star Name47omi Dra
Skymap Number18510274
Henry Draper (HD) Number175306
Harvard Revised (HR) Number7125
SAO Number31218
Durchmusterung (DM) NumberBD+59 1925
Washington Double Stars (WDS) Number
18512+5923
Positional Data
Position and Proper Motion (PPM) Number36888
Right Ascension (RA) J200018h 51m 12.095s
Declination (Dec) J2000+59° 23' 18.063"
Position Uncertainty0.0063s
Proper Motion in RA (J2000)/cos(Dec)+0.01015
Proper Motion in Dec (J2000)+0.025466
Radial Velocity-019.5km s-1
Trigonometric Parallax+0.01012s
Trigonometric Parallax Uncertainty0.00043s
GCI Unit Vector in X (J2000)0.112820
GCI Unit Vector in Y (J2000)-0.496561
GCI Unit Vector in Z (J2000)0.860639
Galactic Longitude89.31°
Galactic Latitude
23.14°
Observational Data
Observed Visual Magnitude (V)4.64
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude5.80
Observed B-V Colour+1.164
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 Magnitude4.8
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeG9IIIFe-0.5
One-Dimensional Spectral ClassK0
Position Angle324
Year of Observation1961. 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 13:15:40 GMT+01:00 2001
 
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