Turning Circle Advance & Tactical Diameter
IMO MSC.137(76) turning-circle criteria: Advance ≤ 4.5 L and Tactical Diameter ≤ 5 L at 35° rudder angle and service speed.
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Formula, assumptions, and limits
| Symbol | Meaning | Unit |
|---|---|---|
| Length between perpendiculars | m | |
| Distance along original heading to 90° turn | m | |
| Max transverse distance at 180° turn | m |
Source: IMO Resolution MSC.137(76)
In short
IMO MSC.