New KG after Vertical Weight Shift
KG change when an existing weight is moved vertically - e.g., lowering a lifeboat, moving cargo from under-deck to deck.
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Formula, assumptions, and limits
| Symbol | Meaning | Unit |
|---|---|---|
| Initial KG | m | |
| Weight shifted | t | |
| Vertical shift (positive up) | m | |
| Displacement | t | |
| New KG | m |
Source: Derrett & Barrass Ch.11
In short
KG change when an existing weight is moved vertically - e.