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Astronomy
Constellations - Delphinus - 5iot Del

 
Identification Data
Common Name
ConstellationDelphinus
Star Name5iot Del
Skymap Number20370207
Henry Draper (HD) Number196544
Harvard Revised (HR) Number7883
SAO Number106322
Durchmusterung (DM) NumberBD+10 4339
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number138730
Right Ascension (RA) J200020h 37m 49.119s
Declination (Dec) J2000+11° 22' 39.633"
Position Uncertainty0.0083s
Proper Motion in RA (J2000)/cos(Dec)+0.00272
Proper Motion in Dec (J2000)-0.008566
Radial Velocity-003.9km s-1
Trigonometric Parallax+0.01840s
Trigonometric Parallax Uncertainty0.00080s
GCI Unit Vector in X (J2000)0.622979
GCI Unit Vector in Y (J2000)-0.756954
GCI Unit Vector in Z (J2000)0.197275
Galactic Longitude56.14°
Galactic Latitude
-17.50°
Observational Data
Observed Visual Magnitude (V)5.43
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude5.48
Observed B-V Colour+0.051
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 Magnitude5.4
Observed Photographic Magnitude5.5
Morgan Keenan (MK) Spectral TypeA2V
One-Dimensional Spectral ClassA2
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 13:15:39 GMT+01:00 2001
 
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