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Astronomy
Constellations - Aquarius - 69tau1Aqr

 
Identification Data
Common Name
ConstellationAquarius
Star Name69tau1Aqr
Skymap Number22470111
Henry Draper (HD) Number215766
Harvard Revised (HR) Number8673
SAO Number165298
Durchmusterung (DM) NumberSD-14 6346
Washington Double Stars (WDS) Number
22477-1403
Positional Data
Position and Proper Motion (PPM) Number240758
Right Ascension (RA) J200022h 47m 42.768s
Declination (Dec) J2000-14° 3' 23.142"
Position Uncertainty0.0147s
Proper Motion in RA (J2000)/cos(Dec)+0.00199
Proper Motion in Dec (J2000)-0.009466
Radial Velocity+015.0km s-1
Trigonometric Parallax+0.01255s
Trigonometric Parallax Uncertainty0.00119s
GCI Unit Vector in X (J2000)0.922203
GCI Unit Vector in Y (J2000)-0.300920
GCI Unit Vector in Z (J2000)-0.242877
Galactic Longitude51.08°
Galactic Latitude
-58.35°
Observational Data
Observed Visual Magnitude (V)5.68
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.004
Observed B Magnitude5.66
Observed B-V Colour-0.019
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 Magnitude5.9
Observed Photographic Magnitude5.7
Morgan Keenan (MK) Spectral TypeA0V
One-Dimensional Spectral ClassB9
Position Angle122
Year of Observation1973. 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 13:15:33 GMT+01:00 2001
 
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