⚓ Anchor Rode Calculator

Scope, chain length, and swing radius

Rode Length Needed (7:1 scope)

94.5m

310 ft • 51.7 fathoms

Chain

13.5m

Rope

81.0m

Swing Radius

95m

🌊 Anchoring Conditions

Water Depth

Tide Range (m)

Freeboard (m)

Conditions

Rode Type

Chain Length (m)

Anchor Size

12-20 kg (26-44 lbs)

Chain Weight

~18.9 kg

Max Depth (high tide)

13.5m

Scope Used

7:1

Conditions	All Chain	Chain + Rope	All Rope
Calm (lunch hook)	3:1	4:1	5:1
Moderate wind	5:1	7:1	8:1
Heavy weather	7:1	10:1	12:1
Storm	10:1+	15:1+	Not recommended

⚠️ Always account for tide changes and boat swing when anchoring near other vessels or obstacles.