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Fig. 2.

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ARs 12958 (a) and 12957 (b) observed on March 2, 2022 at 20:24 UT by SDO/AIA imager at 171 Å (representing the corona at 0.6 MK), lower panel and corresponding SDO/HMI images observed on March 2, 2022 at 18:58 UT, upper panel. White-black areas are of positive-negative polarity.

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