Astronomy
Constellations - Saggitarius - 56 Sgr

 
Identification Data
Common Name
ConstellationSaggitarius
Star Name56 Sgr
Skymap Number19460087
Henry Draper (HD) Number186648
Harvard Revised (HR) Number7515
SAO Number162964
Durchmusterung (DM) NumberSD-20 5698
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number236458
Right Ascension (RA) J200019h 46m 21.739s
Declination (Dec) J2000-19° 45' 40.007"
Position Uncertainty0.0076s
Proper Motion in RA (J2000)/cos(Dec)-0.00913
Proper Motion in Dec (J2000)-0.089866
Radial Velocity+019.8km s-1
Trigonometric Parallax+0.01592s
Trigonometric Parallax Uncertainty0.00077s
GCI Unit Vector in X (J2000)0.421252
GCI Unit Vector in Y (J2000)-0.841567
GCI Unit Vector in Z (J2000)-0.338099
Galactic Longitude20.66°
Galactic Latitude
-20.67°
Observational Data
Observed Visual Magnitude (V)4.88
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude5.94
Observed B-V Colour+1.060
Observed B Magnitude or (B-V) Magnitude Uncertainty0.004
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.1
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeK0+III
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 13:15:50 GMT+01:00 2001