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Astronomy
Constellations - Microscopium - gam Mic

 
Identification Data
Common Name
ConstellationMicroscopium
Star Namegam Mic
Skymap Number21010053
Henry Draper (HD) Number199951
Harvard Revised (HR) Number8039
SAO Number212636
Durchmusterung (DM) NumberCD-3216353
Washington Double Stars (WDS) Number
21013-3215
Positional Data
Position and Proper Motion (PPM) Number300891
Right Ascension (RA) J200021h 1m 17.460s
Declination (Dec) J2000-32° 15' 27.962"
Position Uncertainty0.0087s
Proper Motion in RA (J2000)/cos(Dec)-0.00017
Proper Motion in Dec (J2000)-0.000266
Radial Velocity+017.6km s-1
Trigonometric Parallax+0.01459s
Trigonometric Parallax Uncertainty0.00079s
GCI Unit Vector in X (J2000)0.601328
GCI Unit Vector in Y (J2000)-0.594591
GCI Unit Vector in Z (J2000)-0.533729
Galactic Longitude12.35°
Galactic Latitude
-40.34°
Observational Data
Observed Visual Magnitude (V)4.67
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude5.55
Observed B-V Colour+0.880
Observed B Magnitude or (B-V) Magnitude Uncertainty0.003
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude4.7
Observed Photographic Magnitude5.5
Morgan Keenan (MK) Spectral TypeG6III
One-Dimensional Spectral ClassG5
Position Angle93
Year of Observation1964. 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 13:15:45 GMT+01:00 2001
 
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