Astronomy
Constellations - Tucana - zet Tuc

 
Identification Data
Common Name
ConstellationTucana
Star Namezet Tuc
Skymap Number190115
Henry Draper (HD) Number1581
Harvard Revised (HR) Number77
SAO Number248163
Durchmusterung (DM) NumberCP-65 13
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number351761
Right Ascension (RA) J20000h 20m 4.260s
Declination (Dec) J2000-64° 52' 29.246"
Position Uncertainty0.0069s
Proper Motion in RA (J2000)/cos(Dec)+0.26807
Proper Motion in Dec (J2000)+1.165666
Radial Velocity+009.0km s-1
Trigonometric Parallax+0.11638s
Trigonometric Parallax Uncertainty0.00064s
GCI Unit Vector in X (J2000)0.422971
GCI Unit Vector in Y (J2000)0.037137
GCI Unit Vector in Z (J2000)-0.905382
Galactic Longitude308.35°
Galactic Latitude
-51.90°
Observational Data
Observed Visual Magnitude (V)4.23
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty
Observed B Magnitude4.81
Observed B-V Colour+0.576
Observed B Magnitude or (B-V) Magnitude Uncertainty0.010
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude4.3
Observed Photographic Magnitude4.8
Morgan Keenan (MK) Spectral TypeF9V
One-Dimensional Spectral ClassF8
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 13:15:51 GMT+01:00 2001