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Astronomy
Constellations - Hydra - 16zet Hya

 
Identification Data
Common Name
ConstellationHydra
Star Name16zet Hya
Skymap Number8550072
Henry Draper (HD) Number76294
Harvard Revised (HR) Number3547
SAO Number117264
Durchmusterung (DM) NumberBD+06 2060
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number155196
Right Ascension (RA) J20008h 55m 23.626s
Declination (Dec) J2000+5° 56' 44.028"
Position Uncertainty0.0112s
Proper Motion in RA (J2000)/cos(Dec)-0.00669
Proper Motion in Dec (J2000)+0.014766
Radial Velocity+022.8km s-1
Trigonometric Parallax+0.02164s
Trigonometric Parallax Uncertainty0.00099s
GCI Unit Vector in X (J2000)-0.689027
GCI Unit Vector in Y (J2000)0.717295
GCI Unit Vector in Z (J2000)0.103584
Galactic Longitude222.35°
Galactic Latitude
30.20°
Observational Data
Observed Visual Magnitude (V)3.12
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude4.12
Observed B-V Colour+1.001
Observed B Magnitude or (B-V) Magnitude Uncertainty0.004
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude3.3
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeG9IIIa
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))

 
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Page compiled: Sun Sep 02 13:15:42 GMT+01:00 2001
 
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