Astronomy
Constellations - Draco - 71 Dra

 
Identification Data
Common Name
ConstellationDraco
Star Name71 Dra
Skymap Number20190142
Henry Draper (HD) Number193964
Harvard Revised (HR) Number7792
SAO Number18807
Durchmusterung (DM) NumberBD+61 2000
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number22101
Right Ascension (RA) J200020h 19m 36.718s
Declination (Dec) J2000+62° 15' 26.900"
Position Uncertainty0.0074s
Proper Motion in RA (J2000)/cos(Dec)+0.00240
Proper Motion in Dec (J2000)+0.024266
Radial Velocity-019.4km s-1
Trigonometric Parallax+0.00862s
Trigonometric Parallax Uncertainty0.00052s
GCI Unit Vector in X (J2000)0.266353
GCI Unit Vector in Y (J2000)-0.381766
GCI Unit Vector in Z (J2000)0.885048
Galactic Longitude96.49°
Galactic Latitude
14.36°
Observational Data
Observed Visual Magnitude (V)5.72
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude5.67
Observed B-V Colour-0.047
Observed B Magnitude or (B-V) Magnitude Uncertainty0.004
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.6
Observed Photographic Magnitude5.6
Morgan Keenan (MK) Spectral TypeB9V
One-Dimensional Spectral ClassB9
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))

 
Page compiled: Sun Sep 02 13:15:40 GMT+01:00 2001