Fig. 2.
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Full resolution LOFAR LBA (24 and 47 MHz) images of Abell 2256 at different frequencies with the restoring beam shown in the bottom left inset. The 46 and 23 MHz images, respectively, have resolutions (HPBW) of 19″ × 12″ and 39″ × 24″, and background noise levels of 1.4 mJy beam−1 and 9 mJy beam−1. The tentative filamentary extension of the halo, parallel to source AI, is indicated by the grey dashed region.
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