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Astronomy
Constellations - Aquarius - 90phi Aqr

 
Identification Data
Common Name
ConstellationAquarius
Star Name90phi Aqr
Skymap Number23140066
Henry Draper (HD) Number219215
Harvard Revised (HR) Number8834
SAO Number146585
Durchmusterung (DM) NumberSD-06 6170
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number207311
Right Ascension (RA) J200023h 14m 19.359s
Declination (Dec) J2000-6° 2' 56.410"
Position Uncertainty0.0129s
Proper Motion in RA (J2000)/cos(Dec)+0.00310
Proper Motion in Dec (J2000)-0.195966
Radial Velocity-000.4km s-1
Trigonometric Parallax+0.01468s
Trigonometric Parallax Uncertainty0.00092s
GCI Unit Vector in X (J2000)0.974747
GCI Unit Vector in Y (J2000)-0.196886
GCI Unit Vector in Z (J2000)-0.105379
Galactic Longitude70.96°
Galactic Latitude
-58.74°
Observational Data
Observed Visual Magnitude (V)4.23
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude5.78
Observed B-V Colour+1.546
Observed B Magnitude or (B-V) Magnitude Uncertainty0.006
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude4.4
Observed Photographic Magnitude5.8
Morgan Keenan (MK) Spectral TypeM1.5III
One-Dimensional Spectral ClassM0
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 13:15:33 GMT+01:00 2001
 
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