Astronomical Units (AU)	Nautical Miles (nmi)
1 AU	80776388.07 nmi
2 AU	161552776.13 nmi
5 AU	403881940.33 nmi
10 AU	807763880.67 nmi
25 AU	2019409701.67 nmi
50 AU	4038819403.35 nmi
100 AU	8077638806.7 nmi
250 AU	20194097016.7 nmi
500 AU	40388194033.5 nmi
1000 AU	80776388067 nmi

Convert Astronomical Units to Nautical Miles

Convert astronomical units to nautical miles (AU to nmi) with our instant calculator. 1 AU = 80776388.066955 nmi. Includes exact formula and reference tables.

How to Convert Astronomical Units to Nautical Miles (AU to nmi)

1 Astronomical Unit (AU) is equal to 80776388.066955 Nautical Miles (nmi). Multiply the astronomical unit value by 80776388.07

Quick Answer 1 AU = 80776388.066955 nmi

Formula nmi = AU × 80776388.07

Inverse Factor 1 nmi = 0 AU

Unit Definitions & Metrology Context

The standard SI base unit of length is the meter (m), defined as the distance traveled by light in a vacuum in 1/299,792,458 of a second.

About Astronomical Units (AU): Astronomical Unit (AU) is a unit in the Length & Distance measurement category. It is widely used in earth-sun distance (solar system). Relative to the length & distance base unit, 1 AU equals 149597870700 Meters (m).

About Nautical Miles (nmi): Nautical Mile (nmi) is a unit in the Length & Distance measurement category. It is widely used in maritime & aviation navigation. Relative to the length & distance base unit, 1 nmi equals 1852 Meters (m).

Need to convert in the opposite direction? Visit our Convert Nautical Miles to Astronomical Units (nmi to AU) calculator (1 nmi = 0 AU).

Step-by-Step Worked Examples (AU to nmi)

Convert 5 Astronomical Units to Nautical Miles: Applying the formula (nmi = AU × 80776388.07): starting with 5 AU, multiply the astronomical unit value by 80776388.07 to get 403881940.3348 nmi.
Convert 10 Astronomical Units to Nautical Miles: Applying the formula (nmi = AU × 80776388.07): starting with 10 AU, multiply the astronomical unit value by 80776388.07 to get 807763880.6695 nmi.
Convert 50 Astronomical Units to Nautical Miles: Applying the formula (nmi = AU × 80776388.07): starting with 50 AU, multiply the astronomical unit value by 80776388.07 to get 4038819403.3477 nmi.

Popular Length & Distance Conversions

Kilometer ⇄ Mile

Multiply kilometers by ~0.621371 to get miles, or divide miles by 0.621371 to get kilometers.

Inch ⇄ Centimeter

1 inch is legally and scientifically defined as exactly 2.54 centimeters.

Foot ⇄ Meter

1 foot is defined as exactly 0.3048 meters (12 inches).

Mile ⇄ Nautical Mile

1 nautical mile is exactly 1,852 meters (~1.15078 statute miles).

Frequently Asked Questions

Verified answers and formulas for converting astronomical units to nautical miles.

How many nautical miles are in 1 astronomical unit?

There are 80776388.066955 nautical miles (nmi) in 1 astronomical unit (AU). Conversely, 1 nautical mile equals 0 astronomical units.

How do you convert astronomical units to nautical miles?

To convert astronomical units (AU) to nautical miles (nmi), use the formula: nmi = AU × 80776388.07. Multiply the astronomical unit value by 80776388.07. For example, 10 AU equals 807763880.6695 nmi.

How do I convert back from nautical miles to astronomical units?

To convert in the reverse direction from nautical miles (nmi) to astronomical units (AU), use the inverse formula: AU = nmi × 1.237985535e-8. Multiply the nautical mile value by 1.237985535e-8 (1 nmi = 0 AU).

What is the difference between astronomical unit (AU) and nautical mile (nmi)?

Both astronomical unit and nautical mile measure length & distance. Astronomical Unit (AU) is a unit in the Length & Distance measurement category. It is widely used in earth-sun distance (solar system). Relative to the length & distance base unit, 1 AU equals 149597870700 Meters (m). Nautical Mile (nmi) is a unit in the Length & Distance measurement category. It is widely used in maritime & aviation navigation. Relative to the length & distance base unit, 1 nmi equals 1852 Meters (m).

How many miles are in a kilometer?

There are approximately 0.621371 miles in 1 kilometer. To convert kilometers to miles quickly in your head, multiply by 6 and divide by 10 (or multiply by 0.6).