Astronomy
Constellations - Cepheus - 13 Cep

 
Identification Data
Common Name
ConstellationCepheus
Star Name13 Cep
Skymap Number21540163
Henry Draper (HD) Number208501
Harvard Revised (HR) Number8371
SAO Number33864
Durchmusterung (DM) NumberBD+55 2644
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number39991
Right Ascension (RA) J200021h 54m 53.154s
Declination (Dec) J2000+56° 36' 40.418"
Position Uncertainty0.0054s
Proper Motion in RA (J2000)/cos(Dec)-0.00045
Proper Motion in Dec (J2000)-0.002266
Radial Velocity-015.0km s-1
Trigonometric Parallax+0.00129s
Trigonometric Parallax Uncertainty0.00054s
GCI Unit Vector in X (J2000)0.470330
GCI Unit Vector in Y (J2000)-0.285724
GCI Unit Vector in Z (J2000)0.834956
Galactic Longitude100.39°
Galactic Latitude
1.68°
Observational Data
Observed Visual Magnitude (V)5.80
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.004
Observed B Magnitude6.44
Observed B-V Colour+0.638
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 Magnitude6.0
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeB8Ib
One-Dimensional Spectral ClassB9
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 13:15:36 GMT+01:00 2001