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Astronomy
Constellations - Circinus - zet Cir

 
Identification Data
Common Name
ConstellationCircinus
Star Namezet Cir
Skymap Number14540106
Henry Draper (HD) Number131058
Harvard Revised (HR) Number5539
SAO Number252951
Durchmusterung (DM) NumberCP-65 2918
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number361077
Right Ascension (RA) J200014h 54m 42.581s
Declination (Dec) J2000-65° 59' 27.943"
Position Uncertainty0.0056s
Proper Motion in RA (J2000)/cos(Dec)-0.00105
Proper Motion in Dec (J2000)-0.012266
Radial Velocity-018.0km s-1
Trigonometric Parallax+0.00266s
Trigonometric Parallax Uncertainty0.00062s
GCI Unit Vector in X (J2000)-0.294271
GCI Unit Vector in Y (J2000)-0.280989
GCI Unit Vector in Z (J2000)-0.913482
Galactic Longitude315.04°
Galactic Latitude
-6.06°
Observational Data
Observed Visual Magnitude (V)6.08
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude6.01
Observed B-V Colour-0.075
Observed B Magnitude or (B-V) Magnitude Uncertainty0.002
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude6.5
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeB3Vn
One-Dimensional Spectral ClassB3
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))

 
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Page compiled: Sun Sep 02 13:15:37 GMT+01:00 2001
 
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