Astronomy
Constellations - Ursa Minor - 11 UMi (Pherkad Minor)

 
Identification Data
Common NamePherkad Minor
ConstellationUrsa Minor
Star Name11 UMi
Skymap Number15170015
Henry Draper (HD) Number136726
Harvard Revised (HR) Number5714
SAO Number8207
Durchmusterung (DM) NumberBD+72 678
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number8870
Right Ascension (RA) J200015h 17m 5.888s
Declination (Dec) J2000+71° 49' 26.044"
Position Uncertainty0.0061s
Proper Motion in RA (J2000)/cos(Dec)+0.00080
Proper Motion in Dec (J2000)+0.009466
Radial Velocity-016.1km s-1
Trigonometric Parallax+0.00837s
Trigonometric Parallax Uncertainty0.00046s
GCI Unit Vector in X (J2000)-0.203520
GCI Unit Vector in Y (J2000)-0.236401
GCI Unit Vector in Z (J2000)0.950102
Galactic Longitude108.72°
Galactic Latitude
41.04°
Observational Data
Observed Visual Magnitude (V)5.01
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude6.38
Observed B-V Colour+1.369
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 Magnitude5.1
Observed Photographic Magnitude6.1
Morgan Keenan (MK) Spectral TypeK4III
One-Dimensional Spectral ClassK0
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 13:15:52 GMT+01:00 2001