Fig. A.1
Horizontal flow velocities, v∥ ,0(r), in km s-1 from the sunspot center (r = 0 Mm) to a distance of 36 Mm in the quiet Sun(QS) for spots No. 1–17 (see Table A.1). The boundaries of the umbra (U), the penumbra (PU), and the end of the moat flow region (MF) are indicated as vertical dashed lines.
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