Astronomy
Constellations - Aquarius - 22bet Aqr (Sadalsuud)

 
Identification Data
Common NameSadalsuud
ConstellationAquarius
Star Name22bet Aqr
Skymap Number21310118
Henry Draper (HD) Number204867
Harvard Revised (HR) Number8232
SAO Number145457
Durchmusterung (DM) NumberSD-06 5770
Washington Double Stars (WDS) Number
21316-0534
Positional Data
Position and Proper Motion (PPM) Number205297
Right Ascension (RA) J200021h 31m 33.534s
Declination (Dec) J2000-5° 34' 16.220"
Position Uncertainty0.0110s
Proper Motion in RA (J2000)/cos(Dec)+0.00153
Proper Motion in Dec (J2000)-0.006766
Radial Velocity+006.7km s-1
Trigonometric Parallax+0.00533s
Trigonometric Parallax Uncertainty0.00094s
GCI Unit Vector in X (J2000)0.793709
GCI Unit Vector in Y (J2000)-0.600501
GCI Unit Vector in Z (J2000)-0.097082
Galactic Longitude48.03°
Galactic Latitude
-37.88°
Observational Data
Observed Visual Magnitude (V)2.89
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude3.73
Observed B-V Colour+0.837
Observed B Magnitude or (B-V) Magnitude Uncertainty0.002
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude3.1
Observed Photographic Magnitude3.6
Morgan Keenan (MK) Spectral TypeG0Ib
One-Dimensional Spectral ClassG0
Position Angle319
Year of Observation1962. 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