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Astronomy
Constellations - Hydrus - kap Hyi

 
Identification Data
Common Name
ConstellationHydrus
Star Namekap Hyi
Skymap Number2220146
Henry Draper (HD) Number15248
Harvard Revised (HR) Number715
SAO Number255880
Durchmusterung (DM) NumberCP-74 194
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number367632
Right Ascension (RA) J20002h 22m 52.305s
Declination (Dec) J2000-73° 38' 44.852"
Position Uncertainty0.0071s
Proper Motion in RA (J2000)/cos(Dec)-0.01932
Proper Motion in Dec (J2000)+0.011866
Radial Velocity+022.0km s-1
Trigonometric Parallax+0.01026s
Trigonometric Parallax Uncertainty0.00051s
GCI Unit Vector in X (J2000)0.228611
GCI Unit Vector in Y (J2000)0.164382
GCI Unit Vector in Z (J2000)-0.959539
Galactic Longitude294.47°
Galactic Latitude
-41.95°
Observational Data
Observed Visual Magnitude (V)5.99
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude7.09
Observed B-V Colour+1.097
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 Magnitude
Morgan Keenan (MK) Spectral TypeK1III
One-Dimensional Spectral ClassK0
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 13:15:43 GMT+01:00 2001
 
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