Astronomy
Constellations - Saggitarius - 53 Sgr

 
Identification Data
Common Name
ConstellationSaggitarius
Star Name53 Sgr
Skymap Number19390233
Henry Draper (HD) Number185404
Harvard Revised (HR) Number7470
SAO Number188407
Durchmusterung (DM) NumberCD-2315618
Washington Double Stars (WDS) Number
19398-2326
Positional Data
Position and Proper Motion (PPM) Number270102
Right Ascension (RA) J200019h 39m 49.462s
Declination (Dec) J2000-23° 25' 39.760"
Position Uncertainty0.0109s
Proper Motion in RA (J2000)/cos(Dec)+0.00058
Proper Motion in Dec (J2000)-0.037267
Radial Velocity-011.km s-1
Trigonometric Parallax+0.00803s
Trigonometric Parallax Uncertainty0.00099s
GCI Unit Vector in X (J2000)0.387141
GCI Unit Vector in Y (J2000)-0.831891
GCI Unit Vector in Z (J2000)-0.397592
Galactic Longitude16.41°
Galactic Latitude
-20.64°
Observational Data
Observed Visual Magnitude (V)6.33
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.005
Observed B Magnitude6.37
Observed B-V Colour+0.037
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 Magnitude6.8
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeB9.5V+A3IV
One-Dimensional Spectral ClassA0
Position Angle
Year of Observation1991. 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 13:15:50 GMT+01:00 2001