Astronomy
Constellations - Draco - 74 Dra

 
Identification Data
Common Name
ConstellationDraco
Star Name74 Dra
Skymap Number20290089
Henry Draper (HD) Number196925
Harvard Revised (HR) Number7908
SAO Number3413
Durchmusterung (DM) NumberBD+80 660
Washington Double Stars (WDS) Number
20295+8105
Positional Data
Position and Proper Motion (PPM) Number3600
Right Ascension (RA) J200020h 29m 27.566s
Declination (Dec) J2000+81° 5' 28.598"
Position Uncertainty0.0073s
Proper Motion in RA (J2000)/cos(Dec)+0.02887
Proper Motion in Dec (J2000)+0.221766
Radial Velocity-014.0km s-1
Trigonometric Parallax+0.01588s
Trigonometric Parallax Uncertainty0.00052s
GCI Unit Vector in X (J2000)0.093983
GCI Unit Vector in Y (J2000)-0.123081
GCI Unit Vector in Z (J2000)0.987936
Galactic Longitude114.11°
Galactic Latitude
23.16°
Observational Data
Observed Visual Magnitude (V)5.97
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.004
Observed B Magnitude6.90
Observed B-V Colour+0.932
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 Magnitude6.1
Observed Photographic Magnitude7.1
Morgan Keenan (MK) Spectral TypeK0III+F8V
One-Dimensional Spectral ClassK0
Position Angle36
Year of Observation1983. 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