Fig. 2.
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Spatial distribution in Galactic coordinates of stars selected in proper motion and parallax. Star cluster names are shown in blue, while black lines are iso-density contours enclosing 11.8% (solid), 39.3% (dashed), and 67.5% (dash-dotted) of the normalized star density distribution. The black arrow shows the direction of the Galactic center (GC).
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