Astronomy
Constellations - Scorpius - 15psi Sco

 
Identification Data
Common Name
ConstellationScorpius
Star Name15psi Sco
Skymap Number16120001
Henry Draper (HD) Number145570
Harvard Revised (HR) Number6031
SAO Number141022
Durchmusterung (DM) NumberSD-09 4324
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number231337
Right Ascension (RA) J200016h 11m 59.988s
Declination (Dec) J2000-10° 3' 51.311"
Position Uncertainty0.0139s
Proper Motion in RA (J2000)/cos(Dec)-0.00148
Proper Motion in Dec (J2000)-0.028066
Radial Velocity-005.7km s-1
Trigonometric Parallax+0.01979s
Trigonometric Parallax Uncertainty0.00094s
GCI Unit Vector in X (J2000)-0.447005
GCI Unit Vector in Y (J2000)-0.877296
GCI Unit Vector in Z (J2000)-0.174752
Galactic Longitude2.55°
Galactic Latitude
28.81°
Observational Data
Observed Visual Magnitude (V)4.94
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude5.04
Observed B-V Colour+0.101
Observed B Magnitude or (B-V) Magnitude Uncertainty0.005
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude4.9
Observed Photographic Magnitude5.0
Morgan Keenan (MK) Spectral TypeA3IV
One-Dimensional Spectral ClassA2
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