Astronomy
Constellations - Vulpecula - 13 Vul

 
Identification Data
Common Name
ConstellationVulpecula
Star Name13 Vul
Skymap Number19530112
Henry Draper (HD) Number188260
Harvard Revised (HR) Number7592
SAO Number87883
Durchmusterung (DM) NumberBD+23 3820
Washington Double Stars (WDS) Number
19535+2405
Positional Data
Position and Proper Motion (PPM) Number109955
Right Ascension (RA) J200019h 53m 27.695s
Declination (Dec) J2000+24° 4' 46.610"
Position Uncertainty0.0073s
Proper Motion in RA (J2000)/cos(Dec)+0.00166
Proper Motion in Dec (J2000)+0.036367
Radial Velocity-028.1km s-1
Trigonometric Parallax+0.00908s
Trigonometric Parallax Uncertainty0.00067s
GCI Unit Vector in X (J2000)0.433750
GCI Unit Vector in Y (J2000)-0.803363
GCI Unit Vector in Z (J2000)0.408006
Galactic Longitude61.27°
Galactic Latitude
-1.79°
Observational Data
Observed Visual Magnitude (V)4.60
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude4.55
Observed B-V Colour-0.047
Observed B Magnitude or (B-V) Magnitude Uncertainty0.004
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude4.5
Observed Photographic Magnitude4.5
Morgan Keenan (MK) Spectral TypeB9.5III
One-Dimensional Spectral ClassA0
Position Angle243
Year of Observation1987. 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 13:15:53 GMT+01:00 2001