Astronomy
Constellations - Ursa Major - 79zet UMa

 
Identification Data
Common Name
ConstellationUrsa Major
Star Name79zet UMa
Skymap Number13230151
Henry Draper (HD) Number116657
Harvard Revised (HR) Number5055
SAO Number28738
Durchmusterung (DM) NumberBD+55 1598
Washington Double Stars (WDS) Number
13239+5456
Positional Data
Position and Proper Motion (PPM) Number
Right Ascension (RA) J200013h 23m 56.329s
Declination (Dec) J2000+54° 55' 18.564"
Position Uncertainty0.0126s
Proper Motion in RA (J2000)/cos(Dec)+0.01406
Proper Motion in Dec (J2000)-0.022067
Radial Velocity-005.6km s-1
Trigonometric Parallax+0.04173s
Trigonometric Parallax Uncertainty0.00061s
GCI Unit Vector in X (J2000)-0.536578
GCI Unit Vector in Y (J2000)-0.205809
GCI Unit Vector in Z (J2000)0.818369
Galactic Longitude113.10°
Galactic Latitude
61.58°
Observational Data
Observed Visual Magnitude (V)3.86
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.005
Observed B Magnitude4.02
Observed B-V Colour+0.159
Observed B Magnitude or (B-V) Magnitude Uncertainty0.007
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude4.0
Observed Photographic Magnitude4.0
Morgan Keenan (MK) Spectral TypeA1m
One-Dimensional Spectral ClassA2
Position Angle153
Year of Observation1993. 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