Astronomy
Constellations - Ursa Major - 14tau UMa

 
Identification Data
Common Name
ConstellationUrsa Major
Star Name14tau UMa
Skymap Number9100169
Henry Draper (HD) Number78362
Harvard Revised (HR) Number3624
SAO Number14796
Durchmusterung (DM) NumberBD+64 723
Washington Double Stars (WDS) Number
09109+6331
Positional Data
Position and Proper Motion (PPM) Number16936
Right Ascension (RA) J20009h 10m 55.060s
Declination (Dec) J2000+63° 30' 49.078"
Position Uncertainty0.0078s
Proper Motion in RA (J2000)/cos(Dec)+0.01482
Proper Motion in Dec (J2000)-0.061066
Radial Velocity-009.0km s-1
Trigonometric Parallax+0.02679s
Trigonometric Parallax Uncertainty0.00068s
GCI Unit Vector in X (J2000)-0.330018
GCI Unit Vector in Y (J2000)0.299984
GCI Unit Vector in Z (J2000)0.895041
Galactic Longitude151.21°
Galactic Latitude
39.42°
Observational Data
Observed Visual Magnitude (V)4.64
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.001
Observed B Magnitude5.02
Observed B-V Colour+0.377
Observed B Magnitude or (B-V) Magnitude Uncertainty0.001
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude4.7
Observed Photographic Magnitude4.7
Morgan Keenan (MK) Spectral TypeF3-4IIImvs
One-Dimensional Spectral ClassF5
Position Angle49
Year of Observation1906. 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 13:15:51 GMT+01:00 2001