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Astronomy
Constellations - Capricornus - 6alp2Cap (Secunda Giedi)

 
Identification Data
Common NameSecunda Giedi
ConstellationCapricornus
Star Name6alp2Cap
Skymap Number20180010
Henry Draper (HD) Number192947
Harvard Revised (HR) Number7754
SAO Number163427
Durchmusterung (DM) NumberSD-12 5685
Washington Double Stars (WDS) Number
20181-1233
Positional Data
Position and Proper Motion (PPM) Number237217
Right Ascension (RA) J200020h 18m 3.255s
Declination (Dec) J2000-12° 32' 41.467"
Position Uncertainty0.0106s
Proper Motion in RA (J2000)/cos(Dec)+0.00422
Proper Motion in Dec (J2000)+0.002966
Radial Velocity+000.7km s-1
Trigonometric Parallax+0.03001s
Trigonometric Parallax Uncertainty0.00091s
GCI Unit Vector in X (J2000)0.553074
GCI Unit Vector in Y (J2000)-0.804320
GCI Unit Vector in Z (J2000)-0.217204
Galactic Longitude31.10°
Galactic Latitude
-24.81°
Observational Data
Observed Visual Magnitude (V)3.58
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude4.53
Observed B-V Colour+0.946
Observed B Magnitude or (B-V) Magnitude Uncertainty0.002
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude3.8
Observed Photographic Magnitude4.6
Morgan Keenan (MK) Spectral TypeG9III
One-Dimensional Spectral ClassG5
Position Angle172
Year of Observation1959. 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 13:15:35 GMT+01:00 2001
 
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