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Fig. 1
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Templates used to fit the γ-ray data in celestial coordinates. Top left: X-rays (ROSAT, Sect. 2.2). Top right: UV (GALEX NUV, Sect. 2.3). Bottom left: optical (DSS2 red, Sect. 2.4). Bottom right: radio (11 cm, Effelsberg, Sect. 2.5). All maps are aligned and are shown in square root scaling from 0 to the maximum.
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