Anchor Scope and Chain Length Calculator

Calculate Scope, Chain, and Water Depth

Enter two fields and press calculate

Refer to the article “How Much Anchor Scope is Needed?” for an in-depth guide.

How to Use the Calculator

Step 1: Enter Two Values Only

  1. The “Length of Chain” is in shackles. 1 shackle = 27.432 meters.
  2. Anchor Scope is the ratio between the length of chain and water depth.
  3. The “Water Depth is the depth of the water in meters.

Step 2: Click Calculate

  • Click the “Calculate” button to determine the missing value.
  • The calculator will automatically calculate the missing value based on the entered information.

Example:

  • If you input a water depth of 25 meters and a scope of 7, the calculator will determine the length of chain to be 6.38 shackles

Note:

  • Enter any two fields, and the calculator will compute the third.
  • The answers are precise and you can round it off to the nearest numbers.
  • Press “Calculate” after entering or modifying any value.

Any suggestions? Contact us using our email address. Share this tool with your friends and colleagues.

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