Astronomy
Constellations - Cepheus - 2the Cep

 
Identification Data
Common Name
ConstellationCepheus
Star Name2the Cep
Skymap Number20290137
Henry Draper (HD) Number195725
Harvard Revised (HR) Number7850
SAO Number18897
Durchmusterung (DM) NumberBD+62 1821
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number22214
Right Ascension (RA) J200020h 29m 34.885s
Declination (Dec) J2000+62° 59' 38.778"
Position Uncertainty0.0054s
Proper Motion in RA (J2000)/cos(Dec)+0.00661
Proper Motion in Dec (J2000)-0.013366
Radial Velocity-006.8km s-1
Trigonometric Parallax+0.02404s
Trigonometric Parallax Uncertainty0.00053s
GCI Unit Vector in X (J2000)0.275769
GCI Unit Vector in Y (J2000)-0.360752
GCI Unit Vector in Z (J2000)0.890960
Galactic Longitude97.76°
Galactic Latitude
13.80°
Observational Data
Observed Visual Magnitude (V)4.21
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude4.43
Observed B-V Colour+0.216
Observed B Magnitude or (B-V) Magnitude Uncertainty0.003
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude4.3
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeA7III
One-Dimensional Spectral ClassA5
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