GHS TIPS

 

Launch example - stern first
proj launch
read fv.gf
lwl = 80
weight 160, 3.60f, 0, 10.5 `
draft 0 @ 40f, 5 @ 40a `
variable d
set d = {weight} minus {displ} `
set d = {d} times 0.90 `
ground "Midship supports" {d}, {lcg}, 0, 0 /pen:0,0.02
ground "Forward poppet" *, 40f, 0, 0 `
ground "Aftmost support point" *, 40a, 0, 0 `
macro step
solve trim
status displ
set d = {depth} plus 1.0 `
depth = {d}
/
.step (6) `

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