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Calcimator

Model Ship Rigging Calculator

Calculate thread diameter, rigging lengths, and ratline counts for scale model ship building.

Inputs

Results

Thread Diameter (mm)

0.4

Ratline Count

67

Model Mast Height15"
Total Rigging Length351"
Rig Complexity (1-10)9
How to Use This Calculator
  1. Enter Scale (1:X), Mainmast Height (real feet), and Shroud Count.
  2. Set Stay Count and Ratline Spacing (real inches).
  3. Review Thread Diameter (mm) and Ratline Count.
  4. Use Model Mast Height () and Total Rigging Length () to inform your decision.
  5. Use the chart to visualize the results and explore different scenarios by adjusting inputs.
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