Convert Nautical Mile to Astronomical Unit

Type the number of nautical miles that you wish to convert to astronomical units.

1 nmi (nautical miles) = 1.2379679144e-8 AU (astronomical units)

How to Convert Nautical Miles to Astronomical Units

The nautical mile and astronomical unit are both units of length. 1 astronomical unit equals 80777537.797 nautical miles. This means to convert nautical miles to astronomical units, you divide by 80777537.797.

Formula

astronomical units = nautical miles ÷ 80777537.797

Step-by-Step Example

Convert 5 nmi to astronomical units:

1
Convert 5 nmi to astronomical units

We need to convert nautical miles to astronomical units

2
Apply the formula

Since 1 AU = 80777537.797 nmi, divide by 80777537.797

5 ÷ 80777537.797 = 6.1898395722e-8

Answer

5 nmi = 6.1898395722e-8 AU

Nautical Mile to Astronomical Unit Conversion Table

Quick reference table for common nautical mile to astronomical unit conversions. Click any value for detailed calculation.

Nautical Miles (nmi) Astronomical Units (AU)
0.1 nmi 1.2379679144e-9 AU
0.5 nmi 6.1898395722e-9 AU
1 nmi 1.2379679144e-8 AU
2 nmi 2.4759358289e-8 AU
5 nmi 6.1898395722e-8 AU
10 nmi 1.2379679144e-7 AU
25 nmi 3.0949197861e-7 AU
50 nmi 6.1898395722e-7 AU
100 nmi 1.2379679144e-6 AU

About These Units

Nautical Mile (nmi)

A nautical mile (nmi or NM) is exactly 1,852 meters or 1.151 statute miles. Nautical miles are the standard unit for maritime and aviation navigation, based on one minute of latitude. Ship and aircraft speeds are measured in knots (nautical miles per hour).

Astronomical Unit (AU)

An astronomical unit (AU) is the average distance from Earth to the Sun: approximately 149.6 million kilometers or 93 million miles. AUs measure distances within our solar system. Mars is 1.52 AU from the Sun, Jupiter is 5.2 AU.

Frequently Asked Questions

How do I convert nautical miles to astronomical units?

To convert nautical miles to astronomical units, divide the value by 80777537.797. For example, 10 nmi = 1.2379679144e-7 AU.

How many astronomical units are in 1 nautical mile?

1 nautical mile equals 1.2379679144e-8 astronomical units.

What is the formula for nautical miles to astronomical units?

The formula is: AU = nmi ÷ 80777537.797.