tcaep.co.uk Navigation. See bottom for text alternatives
Previous Page...
 
Printer Version
Astronomy
Constellations - Scorpius - 25 Sco

 
Identification Data
Common Name
ConstellationScorpius
Star Name25 Sco
Skymap Number16460139
Henry Draper (HD) Number151179
Harvard Revised (HR) Number6225
SAO Number184630
Durchmusterung (DM) NumberCD-2511667
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number265949
Right Ascension (RA) J200016h 46m 51.343s
Declination (Dec) J2000-25° 31' 42.852"
Position Uncertainty0.0108s
Proper Motion in RA (J2000)/cos(Dec)-0.00039
Proper Motion in Dec (J2000)-0.013866
Radial Velocity+002.0km s-1
Trigonometric Parallax+0.00432s
Trigonometric Parallax Uncertainty0.00093s
GCI Unit Vector in X (J2000)-0.283129
GCI Unit Vector in Y (J2000)-0.856802
GCI Unit Vector in Z (J2000)-0.430961
Galactic Longitude355.26°
Galactic Latitude
12.64°
Observational Data
Observed Visual Magnitude (V)6.72
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.007
Observed B Magnitude7.87
Observed B-V Colour+1.153
Observed B Magnitude or (B-V) Magnitude Uncertainty0.011
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 TypegG6
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))

 
[ 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 13:15:49 GMT+01:00 2001
 
The Bottom Line
HomeScienceMathsAstronomyDownloadBookshopContactAbout Top of Page