Fig. 1.

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Synoptic maps for July 2, 2019, Carrington Rotation 2219. The original (left) and pole filled (right) HMI magnetograms are provided in the upper panel. The bottom panel shows the processed corresponding input magnetogram with spherical harmonics decomposition filtered with lmax = 20. The units are in Gauss. In the processed magnetogram, the values are given in the code values (divided by 2.2 G).
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