# Nautical mile

## Unit of distance (1,852 m) / From Wikipedia, the free encyclopedia

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A **nautical mile** is a unit of length used in air, marine, and space navigation, and for the definition of territorial waters.[2][3] Historically, it was defined as the meridian arc length corresponding to one minute (1/60 of a degree) of latitude at the equator. Today the international nautical mile is defined as 1,852 metres (about 6,076 ft; 1.151 mi).[4] The derived unit of speed is the knot, one nautical mile per hour.

Unit of distance (1,852 m)

**Quick facts: Nautical mile, Unit of, Symbol, Conversi...**▼

Nautical mile | |
---|---|

Unit of | length |

Symbol | M, NM,[lower-alpha 1] or nmi |

Conversions | |

1 M, NM,[lower-alpha 2] or nmi in ... | ... is equal to ... |

metre | 1,852[1] |

foot | ≈6,076 |

statute mile | ≈1.151 |

cable | 10 |