This is the transverse distance from the centreline to the centre of the volume of the underwater portion of the boat. It is calculated by the Hydro Calc command. This value is zero for symmetrical boats in the upright condition. It will not be zero if you specify an heel angle.
Lo ngumgama onqamlezayo ukusuka kumgca ophakathi ukuya kumthamo wenxenye yaphambi kwamanzi esikhephe. Ibalwa njenge-Hydro Calc. eli xabiso liliqanda kwizikhephe ezimatwa totse kwimeko ethe nkqo. Ayinakuba liqanda xa ubalula i-engile yesithende.