Fig. 4

Radio map from the Effelsberg Galactic plane surveys at 21 cm (in Jy/beam). Contours from the 11 cm map (for levels 0.07, 0.095 and 0.12 Jy/beam), selected catalog objects as well as the HPBW for the 21 cm data are over-plotted. The Terzan 5 circle indicates the half-mass radius of the GC. The dashed line indicate the radio scan direction at 21 cm.
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