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Astronomy
Constellations - Cepheus - 25 Cep

 
Identification Data
Common Name
ConstellationCepheus
Star Name25 Cep
Skymap Number22180045
Henry Draper (HD) Number211833
Harvard Revised (HR) Number8511
SAO Number19991
Durchmusterung (DM) NumberBD+62 2059
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number23634
Right Ascension (RA) J200022h 18m 12.649s
Declination (Dec) J2000+62° 48' 15.796"
Position Uncertainty0.0073s
Proper Motion in RA (J2000)/cos(Dec)+0.00623
Proper Motion in Dec (J2000)+0.009866
Radial Velocity-002.4km s-1
Trigonometric Parallax+0.00473s
Trigonometric Parallax Uncertainty0.00054s
GCI Unit Vector in X (J2000)0.412689
GCI Unit Vector in Y (J2000)-0.196377
GCI Unit Vector in Z (J2000)0.889451
Galactic Longitude106.41°
Galactic Latitude
4.96°
Observational Data
Observed Visual Magnitude (V)5.74
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude7.01
Observed B-V Colour+1.268
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 Magnitude6.0
Observed Photographic Magnitude7.2
Morgan Keenan (MK) Spectral TypeK3III
One-Dimensional Spectral ClassK5
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))

 
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Page compiled: Sun Sep 02 13:15:36 GMT+01:00 2001
 
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