Astronomy
Constellations - Serpens - 39 Ser

 
Identification Data
Common Name
ConstellationSerpens
Star Name39 Ser
Skymap Number15530029
Henry Draper (HD) Number142267
Harvard Revised (HR) Number5911
SAO Number101792
Durchmusterung (DM) NumberBD+13 3024
Washington Double Stars (WDS) Number
15532+1312
Positional Data
Position and Proper Motion (PPM) Number131776
Right Ascension (RA) J200015h 53m 12.097s
Declination (Dec) J2000+13° 11' 47.843"
Position Uncertainty0.0144s
Proper Motion in RA (J2000)/cos(Dec)-0.01031
Proper Motion in Dec (J2000)-0.562766
Radial Velocity+036.0km s-1
Trigonometric Parallax+0.05727s
Trigonometric Parallax Uncertainty0.00088s
GCI Unit Vector in X (J2000)-0.511589
GCI Unit Vector in Y (J2000)-0.828347
GCI Unit Vector in Z (J2000)0.228293
Galactic Longitude24.07°
Galactic Latitude
45.40°
Observational Data
Observed Visual Magnitude (V)6.09
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.005
Observed B Magnitude6.68
Observed B-V Colour+0.590
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 Magnitude6.2
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeG1VFe-1
One-Dimensional Spectral ClassG0
Position Angle110
Year of Observation1924. 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