Astronomy
Constellations - Sagitta - 11 Sge

 
Identification Data
Common Name
ConstellationSagitta
Star Name11 Sge
Skymap Number19570190
Henry Draper (HD) Number189090
Harvard Revised (HR) Number7622
SAO Number105471
Durchmusterung (DM) NumberBD+16 4081
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number137305
Right Ascension (RA) J200019h 57m 45.445s
Declination (Dec) J2000+16° 47' 20.987"
Position Uncertainty0.0071s
Proper Motion in RA (J2000)/cos(Dec)+0.00080
Proper Motion in Dec (J2000)+0.019766
Radial Velocity-026.1km s-1
Trigonometric Parallax+0.00806s
Trigonometric Parallax Uncertainty0.00069s
GCI Unit Vector in X (J2000)0.470551
GCI Unit Vector in Y (J2000)-0.833755
GCI Unit Vector in Z (J2000)0.288851
Galactic Longitude55.52°
Galactic Latitude
-6.40°
Observational Data
Observed Visual Magnitude (V)5.54
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.004
Observed B Magnitude5.49
Observed B-V Colour-0.052
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 Magnitude5.4
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeB9III
One-Dimensional Spectral ClassB9
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