Astronomy
Constellations - Draco - 64 Dra

 
Identification Data
Common Name
ConstellationDraco
Star Name64 Dra
Skymap Number20010134
Henry Draper (HD) Number190544
Harvard Revised (HR) Number7676
SAO Number18658
Durchmusterung (DM) NumberBD+64 1405
Washington Double Stars (WDS) Number
20015+6449
Positional Data
Position and Proper Motion (PPM) Number21910
Right Ascension (RA) J200020h 1m 28.545s
Declination (Dec) J2000+64° 49' 15.508"
Position Uncertainty0.0061s
Proper Motion in RA (J2000)/cos(Dec)+0.00157
Proper Motion in Dec (J2000)-0.012566
Radial Velocity-034.4km s-1
Trigonometric Parallax+0.00578s
Trigonometric Parallax Uncertainty0.00049s
GCI Unit Vector in X (J2000)0.215092
GCI Unit Vector in Y (J2000)-0.367071
GCI Unit Vector in Z (J2000)0.904983
Galactic Longitude97.77°
Galactic Latitude
17.38°
Observational Data
Observed Visual Magnitude (V)5.23
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude6.80
Observed B-V Colour+1.569
Observed B Magnitude or (B-V) Magnitude Uncertainty0.006
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.4
Observed Photographic Magnitude6.8
Morgan Keenan (MK) Spectral TypeM1III
One-Dimensional Spectral ClassM0
Position Angle172
Year of Observation1905. 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