A fathom is a unit of length used primarily in nautical contexts, equal to six feet or about 1.8288 meters. It is commonly used to measure water depth.

How do you convert fathoms to meters?

Multiply the number of fathoms by 1.8288 (since one fathom equals 1.8288 meters). For example, 10 fathoms is 10 × 1.8288 = 18.288 meters.

Is this converter accurate for marine use?

Yes, it uses the international standard fathom of exactly 6 feet (1.8288 meters), which is the standard for nautical charts and depth measurements.

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计算器: Fathoms to Meters Converter.

使用计算器: Fathoms to Meters Converter，根据输入获得清晰实用的结果。

此计算器尚未完全翻译——部分文本以英文显示。

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02 / 答案

要转换的数值 (Fathoms)

Meters

1.8288

One fathom is exactly six international feet (1.8288 m).

Cite this calculator

Canonical URL: https://mathify.one/zh/conversion/fathoms-to-meters

Cite as: Mathify. (n.d.). 计算器: Fathoms to Meters Converter. https://mathify.one/zh/conversion/fathoms-to-meters

Use Cases

Marine Navigation and Depth Charts

Convert depth readings from fathoms to meters for easier comparison with metric charts or GPS data.

Example: A chart shows 25 fathoms; convert to 45.72 meters.

Scuba Diving and Underwater Operations

Quickly translate depth measurements for dive planning or equipment specifications when working with international teams.

Example: Dive site at 15 fathoms equals 27.432 meters.

Frequently Asked Questions

What is a fathom?: A fathom is a unit of length used primarily in nautical contexts, equal to six feet or about 1.8288 meters. It is commonly used to measure water depth.
How do you convert fathoms to meters?: Multiply the number of fathoms by 1.8288 (since one fathom equals 1.8288 meters). For example, 10 fathoms is 10 × 1.8288 = 18.288 meters.
Is this converter accurate for marine use?: Yes, it uses the international standard fathom of exactly 6 feet (1.8288 meters), which is the standard for nautical charts and depth measurements.

Tips & Common Mistakes

Tips

Remember that one fathom equals exactly 1.8288 meters, so multiply by that factor for precise conversions.
For quick mental estimates, you can approximate 1 fathom as about 1.8 meters, but use the exact factor for critical measurements.
Double-check your input: ensure you are entering fathoms, not feet or other units, to avoid errors.
Use the converter for both small and large values; it handles any number of fathoms accurately.

Common Mistakes to Avoid

Confusing fathoms with feet: one fathom is 6 feet, not 1 foot.
Using a rounded conversion factor like 1.8 instead of 1.8288, which can lead to significant errors over large depths.
Forgetting that the converter uses the international fathom, not the older US survey fathom (which is slightly different).

Last updated: August 13, 2026