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Astronomy
Constellations - Draco - 1lam Dra (Gianfar)

 
Identification Data
Common NameGianfar
ConstellationDraco
Star Name1lam Dra
Skymap Number11310052
Henry Draper (HD) Number100029
Harvard Revised (HR) Number4434
SAO Number15532
Durchmusterung (DM) NumberBD+70 665
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number17889
Right Ascension (RA) J200011h 31m 24.220s
Declination (Dec) J2000+69° 19' 51.873"
Position Uncertainty0.0055s
Proper Motion in RA (J2000)/cos(Dec)-0.00777
Proper Motion in Dec (J2000)-0.018866
Radial Velocity+007.2km s-1
Trigonometric Parallax+0.00976s
Trigonometric Parallax Uncertainty0.00054s
GCI Unit Vector in X (J2000)-0.350223
GCI Unit Vector in Y (J2000)0.043927
GCI Unit Vector in Z (J2000)0.935636
Galactic Longitude132.98°
Galactic Latitude
46.20°
Observational Data
Observed Visual Magnitude (V)3.81
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude5.42
Observed B-V Colour+1.610
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 Magnitude4.1
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeM0IIICa-1
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 13:15:39 GMT+01:00 2001
 
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