Astronomy
Constellations - Sextans - 25 Sex

 
Identification Data
Common Name
ConstellationSextans
Star Name25 Sex
Skymap Number10230062
Henry Draper (HD) Number90044
Harvard Revised (HR) Number4082
SAO Number137533
Durchmusterung (DM) NumberSD-03 2911
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number193378
Right Ascension (RA) J200010h 23m 26.478s
Declination (Dec) J2000-4° 4' 26.525"
Position Uncertainty0.0078s
Proper Motion in RA (J2000)/cos(Dec)-0.00338
Proper Motion in Dec (J2000)+0.004266
Radial Velocity+023.0km s-1
Trigonometric Parallax+0.00928s
Trigonometric Parallax Uncertainty0.00072s
GCI Unit Vector in X (J2000)-0.910245
GCI Unit Vector in Y (J2000)0.407929
GCI Unit Vector in Z (J2000)-0.071045
Galactic Longitude248.34°
Galactic Latitude
42.58°
Observational Data
Observed Visual Magnitude (V)5.93
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.005
Observed B Magnitude5.88
Observed B-V Colour-0.052
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 Magnitude6.1
Observed Photographic Magnitude6.1
Morgan Keenan (MK) Spectral TypeB9pSiCr:Sr:
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 13:15:49 GMT+01:00 2001