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Astronomy
Constellations - Delphinus - 12gam1Del

 
Identification Data
Common Name
ConstellationDelphinus
Star Name12gam1Del
Skymap Number20460242
Henry Draper (HD) Number197963
Harvard Revised (HR) Number7947
SAO Number106475
Durchmusterung (DM) NumberBD+15 4255
Washington Double Stars (WDS) Number
20467+1607
Positional Data
Position and Proper Motion (PPM) Number
Right Ascension (RA) J200020h 46m 38.864s
Declination (Dec) J2000+16° 7' 26.881"
Position Uncertainty0.0303s
Proper Motion in RA (J2000)/cos(Dec)-0.00042
Proper Motion in Dec (J2000)-0.201767
Radial Velocity-007.0km s-1
Trigonometric Parallax+0.03169s
Trigonometric Parallax Uncertainty0.00237s
GCI Unit Vector in X (J2000)0.638585
GCI Unit Vector in Y (J2000)-0.717692
GCI Unit Vector in Z (J2000)0.277719
Galactic Longitude61.50°
Galactic Latitude
-16.57°
Observational Data
Observed Visual Magnitude (V)5.09
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.005
Observed B Magnitude5.62
Observed B-V Colour+0.525
Observed B Magnitude or (B-V) Magnitude Uncertainty0.006
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.5
Observed Photographic Magnitude6.3
Morgan Keenan (MK) Spectral TypeF7V
One-Dimensional Spectral ClassF8
Position Angle267
Year of Observation1988. 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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