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Astronomy
Constellations - Aquarius - 19 Aqr

 
Identification Data
Common Name
ConstellationAquarius
Star Name19 Aqr
Skymap Number21250044
Henry Draper (HD) Number203875
Harvard Revised (HR) Number8195
SAO Number145382
Durchmusterung (DM) NumberSD-10 5668
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number205172
Right Ascension (RA) J200021h 25m 13.027s
Declination (Dec) J2000-9° 44' 54.787"
Position Uncertainty0.0170s
Proper Motion in RA (J2000)/cos(Dec)+0.00113
Proper Motion in Dec (J2000)-0.169566
Radial Velocity-020.6km s-1
Trigonometric Parallax+0.01182s
Trigonometric Parallax Uncertainty0.00108s
GCI Unit Vector in X (J2000)0.769207
GCI Unit Vector in Y (J2000)-0.616157
GCI Unit Vector in Z (J2000)-0.169325
Galactic Longitude42.41°
Galactic Latitude
-38.50°
Observational Data
Observed Visual Magnitude (V)5.72
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.005
Observed B Magnitude5.93
Observed B-V Colour+0.206
Observed B Magnitude or (B-V) Magnitude Uncertainty0.007
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude6.0
Observed Photographic Magnitude5.8
Morgan Keenan (MK) Spectral TypeF0IV
One-Dimensional Spectral ClassA2
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 13:15:32 GMT+01:00 2001
 
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