Astronomy
Constellations - Ursa Minor - 7bet UMi (Kocab)

 
Identification Data
Common NameKocab
ConstellationUrsa Minor
Star Name7bet UMi
Skymap Number14500117
Henry Draper (HD) Number131873
Harvard Revised (HR) Number5563
SAO Number8102
Durchmusterung (DM) NumberBD+74 595
Washington Double Stars (WDS) Number
14507+7409
Positional Data
Position and Proper Motion (PPM) Number8758
Right Ascension (RA) J200014h 50m 42.326s
Declination (Dec) J2000+74° 9' 19.818"
Position Uncertainty0.0064s
Proper Motion in RA (J2000)/cos(Dec)-0.00788
Proper Motion in Dec (J2000)+0.011966
Radial Velocity+017.0km s-1
Trigonometric Parallax+0.02579s
Trigonometric Parallax Uncertainty0.00052s
GCI Unit Vector in X (J2000)-0.200728
GCI Unit Vector in Y (J2000)-0.185073
GCI Unit Vector in Z (J2000)0.962006
Galactic Longitude112.65°
Galactic Latitude
40.50°
Observational Data
Observed Visual Magnitude (V)2.06
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude3.54
Observed B-V Colour+1.480
Observed B Magnitude or (B-V) Magnitude Uncertainty0.003
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude2.2
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeK4-III
One-Dimensional Spectral ClassK5
Position Angle342
Year of Observation1908. 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 13:15:52 GMT+01:00 2001