Astronomy
Constellations - Aquarius - 28 Aqr

 
Identification Data
Common Name
ConstellationAquarius
Star Name28 Aqr
Skymap Number22010021
Henry Draper (HD) Number209128
Harvard Revised (HR) Number8390
SAO Number127235
Durchmusterung (DM) NumberBD-00 4296
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number172556
Right Ascension (RA) J200022h 1m 5.015s
Declination (Dec) J2000+0° 36' 16.975"
Position Uncertainty0.0101s
Proper Motion in RA (J2000)/cos(Dec)+0.00048
Proper Motion in Dec (J2000)-0.011666
Radial Velocity+006.7km s-1
Trigonometric Parallax+0.00493s
Trigonometric Parallax Uncertainty0.00083s
GCI Unit Vector in X (J2000)0.868331
GCI Unit Vector in Y (J2000)-0.495872
GCI Unit Vector in Z (J2000)0.010554
Galactic Longitude59.96°
Galactic Latitude
-40.57°
Observational Data
Observed Visual Magnitude (V)5.60
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.005
Observed B Magnitude6.88
Observed B-V Colour+1.284
Observed B Magnitude or (B-V) Magnitude Uncertainty0.009
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.8
Observed Photographic Magnitude7.1
Morgan Keenan (MK) Spectral TypegK4
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))

 
Page compiled: Sun Sep 02 13:15:32 GMT+01:00 2001