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Fig. 4.

Fig. 4. Refer to the following caption and surrounding text.

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Open magnetic field originating from the CH adjacent to the AR (blue contours), including from within the dark halo patch DH3 (white contours). The image shows the SDO/AIA 193 Å channel on 2021 November 6 12:00 with the footpoints of open field lines in green.

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