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Fig. 1


(Left) Fermi-LAT count map using front events above 1 GeV around Centaurus B in units of counts per pixel. The pixel size is . Smoothing with a Gaussian kernel of is applied. The background 2FGL sources contained in the region are shown as green crosses. The position of Centaurus B is indicated as a white cross. (Middle) Background model map. (Right) Background-subtracted count map.

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