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Astronomy
Constellations - Aquarius - 30 Aqr

 
Identification Data
Common Name
ConstellationAquarius
Star Name30 Aqr
Skymap Number22030037
Henry Draper (HD) Number209396
Harvard Revised (HR) Number8401
SAO Number145836
Durchmusterung (DM) NumberSD-07 5688
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number205908
Right Ascension (RA) J200022h 3m 16.459s
Declination (Dec) J2000-6° 31' 20.661"
Position Uncertainty0.0081s
Proper Motion in RA (J2000)/cos(Dec)+0.00321
Proper Motion in Dec (J2000)+0.008766
Radial Velocity+029.7km s-1
Trigonometric Parallax+0.01202s
Trigonometric Parallax Uncertainty0.00080s
GCI Unit Vector in X (J2000)0.867429
GCI Unit Vector in Y (J2000)-0.484421
GCI Unit Vector in Z (J2000)-0.113592
Galactic Longitude52.42°
Galactic Latitude
-45.11°
Observational Data
Observed Visual Magnitude (V)5.55
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.004
Observed B Magnitude6.51
Observed B-V Colour+0.960
Observed B Magnitude or (B-V) Magnitude Uncertainty0.005
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.5
Observed Photographic Magnitude6.4
Morgan Keenan (MK) Spectral TypeK0III
One-Dimensional Spectral ClassG5
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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