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Fig. 5
LOFAR-HBA image of Virgo A at 140 MHz. The rms noise level is σ = 20 mJy/beam, the flux peak is 101 Jy/beam and the beam size is 21′′ × 15′′ (ellipse in the bottom-left corner). Some deconvolution errors are visible as small holes slightly above and below the bright core.
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