ftm

What is a Fathom?

Fathom is a length unit used to express distance, size or travel range in practical measurement work.

Fathom is a length unit used to express distance, size or travel range in practical measurement work.

Fathom became established as a practical length unit in technical, commercial or scientific use.

Measurement system: Metric, imperial and internationally standardized length usage. SI equivalent: 1 ftm = 1.8288 m.

Fathom facts

Unit name
Fathom
Symbol
ftm
Category
Length
Measurement system
Metric, imperial and internationally standardized length usage
SI equivalent
1 ftm = 1.8288 m
Common uses
Distance, dimensions, navigation and physical measurement

Definition of the fathom

Fathom is a length unit used to express distance, size or travel range in practical measurement work.

Measurement system and SI relationship

Metric, imperial and internationally standardized length usage

SI equivalent: 1 ftm = 1.8288 m

History of the fathom

Fathom became established as a practical length unit in technical, commercial or scientific use.

Where is the fathom used?

Distance, dimensions, navigation and physical measurement

Fathom conversion tools

Sources

The definitions and conversion relationships on this page are aligned with standard metrology and SI reference material.

  1. BIPM: The International System of Units (SI Brochure)
  2. NIST: SI Units – Length
  3. NIST: Guide for the Use of the International System of Units

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