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Fig. 4.
Left: map of soft X-ray emission from M 83 in the 0.2–1 keV band overlaid onto an Hα image. The contours are 3, 5, 8, 16, 32, 64, 128, 256, 512, and 1024 × rms. The map is adaptively smoothed with the largest scale of 30″. Right: same map, but with point sources excluded from the galactic disc (see text for details).
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