Astronomy
Constellations - Scorpius - 1 Sco

 
Identification Data
Common Name
ConstellationScorpius
Star Name1 Sco
Skymap Number15500149
Henry Draper (HD) Number141637
Harvard Revised (HR) Number5885
SAO Number183854
Durchmusterung (DM) NumberCD-2511131
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number264768
Right Ascension (RA) J200015h 50m 58.744s
Declination (Dec) J2000-25° 45' 4.664"
Position Uncertainty0.0129s
Proper Motion in RA (J2000)/cos(Dec)-0.00101
Proper Motion in Dec (J2000)-0.024966
Radial Velocity+003.0km s-1
Trigonometric Parallax+0.00625s
Trigonometric Parallax Uncertainty0.00091s
GCI Unit Vector in X (J2000)-0.480690
GCI Unit Vector in Y (J2000)-0.761693
GCI Unit Vector in Z (J2000)-0.434466
Galactic Longitude346.10°
Galactic Latitude
21.71°
Observational Data
Observed Visual Magnitude (V)4.65
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude4.58
Observed B-V Colour-0.075
Observed B Magnitude or (B-V) Magnitude Uncertainty0.003
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude4.4
Observed Photographic Magnitude4.6
Morgan Keenan (MK) Spectral TypeB3V
One-Dimensional Spectral ClassB3
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