fermata below the barline

[Hajo Dezelski]

Hello,

is there a way to position the fermata below the barline?

I only found :
\mark \markup { \musicglyph #"scripts.ufermata" }
And
Such objects are only typeset above the top staff of the score;

Hajo

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... indessen wandelt harmlos droben das Gestirn

fermata.gif
Description: GIF image