tcaep.co.uk Navigation. See bottom for text alternatives
Previous Page...
 
Printer Version
Astronomy
Constellations - Saggitarius - the2Sgr

 
Identification Data
Common Name
ConstellationSaggitarius
Star Namethe2Sgr
Skymap Number19590196
Henry Draper (HD) Number189118
Harvard Revised (HR) Number7624
SAO Number211717
Durchmusterung (DM) NumberCD-3513832
Washington Double Stars (WDS) Number
19599-3442
Positional Data
Position and Proper Motion (PPM) Number299635
Right Ascension (RA) J200019h 59m 51.357s
Declination (Dec) J2000-34° 41' 52.077"
Position Uncertainty0.0094s
Proper Motion in RA (J2000)/cos(Dec)+0.00882
Proper Motion in Dec (J2000)-0.069166
Radial Velocity-017.6km s-1
Trigonometric Parallax+0.02081s
Trigonometric Parallax Uncertainty0.00088s
GCI Unit Vector in X (J2000)0.410635
GCI Unit Vector in Y (J2000)-0.712275
GCI Unit Vector in Z (J2000)-0.569248
Galactic Longitude6.17°
Galactic Latitude
-28.34°
Observational Data
Observed Visual Magnitude (V)5.31
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude5.48
Observed B-V Colour+0.172
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 Magnitude5.5
Observed Photographic Magnitude5.4
Morgan Keenan (MK) Spectral TypeA4/5IV
One-Dimensional Spectral ClassA3
Position Angle162
Year of Observation1965. 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))

 
[ H O M E ] [ S C I E N C E ] [ M A T H S ] [ A S T R O N O M Y ]
Download | Shop | Contact | About
 
Page compiled: Sun Sep 02 13:15:50 GMT+01:00 2001
 
The Bottom Line
HomeScienceMathsAstronomyDownloadBookshopContactAbout Top of Page