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Astronomy
Constellations - Grus - del2Gru

 
Identification Data
Common Name
ConstellationGrus
Star Namedel2Gru
Skymap Number22290142
Henry Draper (HD) Number213080
Harvard Revised (HR) Number8560
SAO Number231161
Durchmusterung (DM) NumberCD-4414935
Washington Double Stars (WDS) Number
22298-4345
Positional Data
Position and Proper Motion (PPM) Number328309
Right Ascension (RA) J200022h 29m 45.433s
Declination (Dec) J2000-43° 44' 57.205"
Position Uncertainty0.0138s
Proper Motion in RA (J2000)/cos(Dec)-0.00138
Proper Motion in Dec (J2000)+0.001866
Radial Velocity+002.3km s-1
Trigonometric Parallax+0.01004s
Trigonometric Parallax Uncertainty0.00111s
GCI Unit Vector in X (J2000)0.667093
GCI Unit Vector in Y (J2000)-0.277147
GCI Unit Vector in Z (J2000)-0.691503
Galactic Longitude353.28°
Galactic Latitude
-57.06°
Observational Data
Observed Visual Magnitude (V)4.15
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.004
Observed B Magnitude5.68
Observed B-V Colour+1.527
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 Magnitude4.3
Observed Photographic Magnitude5.7
Morgan Keenan (MK) Spectral TypeM4.5IIIa
One-Dimensional Spectral ClassM0
Position Angle211
Year of Observation1984. 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 13:15:41 GMT+01:00 2001
 
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