Astronomy
Constellations - Serpens - 18tau5Ser

 
Identification Data
Common Name
ConstellationSerpens
Star Name18tau5Ser
Skymap Number15360092
Henry Draper (HD) Number139225
Harvard Revised (HR) Number5804
SAO Number101642
Durchmusterung (DM) NumberBD+16 2807
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number131544
Right Ascension (RA) J200015h 36m 29.239s
Declination (Dec) J2000+16° 7' 8.705"
Position Uncertainty0.0080s
Proper Motion in RA (J2000)/cos(Dec)+0.00497
Proper Motion in Dec (J2000)-0.005566
Radial Velocity-002.0km s-1
Trigonometric Parallax+0.02040s
Trigonometric Parallax Uncertainty0.00081s
GCI Unit Vector in X (J2000)-0.563024
GCI Unit Vector in Y (J2000)-0.778411
GCI Unit Vector in Z (J2000)0.277635
Galactic Longitude25.54°
Galactic Latitude
50.29°
Observational Data
Observed Visual Magnitude (V)5.94
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude6.28
Observed B-V Colour+0.339
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 Magnitude5.9
Observed Photographic Magnitude6.2
Morgan Keenan (MK) Spectral TypeF3V
One-Dimensional Spectral ClassF0
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