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Fig. 2

Centroid map (Faraday depth in rad m-2) in ecliptic coordinates derived from the LOFAR polarized emission in direction to 3C 196. The filamentary features from an Hi USM map at vLSR = −3.76 km s-1are overlaid with contours of 0.2, 1, and 2 K. The position of 3C 196 in the field center is indicated.
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