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| Body | mass[kg] | x[m] | y[m] | z[m] | kxx[m] | kyy[m] | kzz[m] |
|---|---|---|---|---|---|---|---|
| Hull | 108.959 | 1.041 | 0.000 | 0.406238 | 0.414 | 0.744 | 0.729 |
| Ballast | 42.591 | 0.000 | 0.000 | 0.000 | 0.113 | 0.153 | 0.176 |
| Boom | 1.651 | -0.970 | 0.000 | 0.340 | 1.183 | 1.438 | 1.014 |
...
| Lumped Body | mass[kg] | x[m] | y[m] | z[m] | kxx[m] | kyy[m] | kzz[m] |
|---|---|---|---|---|---|---|---|
| Hull-Ballast-Boom | 153.201 | 0.912 | 0.000 | 0.440321 | 0.381 | 0.650 | 0.637 |
Other relevant main particulars are listed in the table below.
Table: As-built main particulars of the Optimist assembly
The time trace from a numerical roll decay is displayed below.
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Figure: Roll decay from simulation, T=01.97s28s, highly damped mode
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