Convert Astronomical Unit to Yard

1 astronomical unit = 163,602,200,000 yard (yd). For example, 10 astronomical unit = 1,636,022,000,000 yard and 100 astronomical unit = 16,360,220,000,000 yard. Type any value below to convert astronomical unit to yard both ways — it runs entirely in your browser.

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Quick answer: Astronomical Unit to Yard

1 Astronomical Unit = 163,602,200,000 Yard (AU → yd). To convert astronomical unit to yard, multiply by 163,602,200,000. To convert yard to astronomical unit, multiply by 0.000000000006112386. The converter at the top does this instantly and both ways; the sections below give the formula, worked examples, a full conversion chart and answers to the most common astronomical unit-to-yard questions.

How to convert Astronomical Unit to Yard

To convert astronomical unit to yard, multiply the number of astronomical unit by the conversion factor 163,602,200,000, because 1 AU = 163,602,200,000 yd. The conversion is linear, so the same factor works for any value — whole numbers, decimals or fractions. For the reverse direction, 1 yd = 0.000000000006112386 AU, so you divide by 163,602,200,000 (or multiply by 0.000000000006112386) to turn yard back into astronomical unit.

yd = AU × 163,602,200,000  ·  AU = yd × 0.000000000006112386

  1. Write down the value you want to convert, in astronomical unit.
  2. Multiply it by 163,602,200,000.
  3. The result is the same area/length/quantity expressed in yard.

Astronomical Unit to Yard — worked examples

Each row shows the exact arithmetic so you can follow the conversion step by step. For example, 5 astronomical unit is 818,011,100,000 yard because 5 AU × 163,602,200,000 = 818,011,100,000 yd.

Astronomical UnitCalculationYard
1 AU1 AU × 163,602,200,000 = 163,602,200,000 yd163,602,200,000 yd
2 AU2 AU × 163,602,200,000 = 327,204,400,000 yd327,204,400,000 yd
3 AU3 AU × 163,602,200,000 = 490,806,700,000 yd490,806,700,000 yd
5 AU5 AU × 163,602,200,000 = 818,011,100,000 yd818,011,100,000 yd
7 AU7 AU × 163,602,200,000 = 1,145,216,000,000 yd1,145,216,000,000 yd
10 AU10 AU × 163,602,200,000 = 1,636,022,000,000 yd1,636,022,000,000 yd
12 AU12 AU × 163,602,200,000 = 1,963,227,000,000 yd1,963,227,000,000 yd
15 AU15 AU × 163,602,200,000 = 2,454,033,000,000 yd2,454,033,000,000 yd
20 AU20 AU × 163,602,200,000 = 3,272,044,000,000 yd3,272,044,000,000 yd
25 AU25 AU × 163,602,200,000 = 4,090,056,000,000 yd4,090,056,000,000 yd
50 AU50 AU × 163,602,200,000 = 8,180,111,000,000 yd8,180,111,000,000 yd
100 AU100 AU × 163,602,200,000 = 16,360,220,000,000 yd16,360,220,000,000 yd

Common Astronomical Unit to Yard conversions

These are the astronomical unit-to-yard values people look up most often. Every figure is computed from the exact factor, so you can rely on them for quick reference:

  • 1 astronomical unit = 163,602,200,000 yard
  • 2 astronomical unit = 327,204,400,000 yard
  • 2.5 astronomical unit = 409,005,600,000 yard
  • 3 astronomical unit = 490,806,700,000 yard
  • 4 astronomical unit = 654,408,900,000 yard
  • 5 astronomical unit = 818,011,100,000 yard
  • 6 astronomical unit = 981,613,300,000 yard
  • 7 astronomical unit = 1,145,216,000,000 yard
  • 8 astronomical unit = 1,308,818,000,000 yard
  • 9 astronomical unit = 1,472,420,000,000 yard
  • 10 astronomical unit = 1,636,022,000,000 yard
  • 12 astronomical unit = 1,963,227,000,000 yard
  • 15 astronomical unit = 2,454,033,000,000 yard
  • 20 astronomical unit = 3,272,044,000,000 yard
  • 25 astronomical unit = 4,090,056,000,000 yard
  • 30 astronomical unit = 4,908,067,000,000 yard
  • 50 astronomical unit = 8,180,111,000,000 yard
  • 75 astronomical unit = 12,270,170,000,000 yard
  • 100 astronomical unit = 16,360,220,000,000 yard
  • 200 astronomical unit = 32,720,440,000,000 yard
  • 500 astronomical unit = 81,801,110,000,000 yard
  • 1000 astronomical unit = 163,602,200,000,000 yard

Astronomical Unit to Yard conversion chart (both directions)

The chart below converts astronomical unit to yard and yard to astronomical unit side by side, so it works whichever way you need. 1 astronomical unit = 163,602,200,000 yard, and 1 yard = 0.000000000006112386 astronomical unit.

Astronomical Unit → YardYard → Astronomical Unit
0.25 AU = 40,900,560,000 yd0.25 yd = 0.000000000001528097 AU
0.5 AU = 81,801,110,000 yd0.5 yd = 0.000000000003056193 AU
1 AU = 163,602,200,000 yd1 yd = 0.000000000006112386 AU
2 AU = 327,204,400,000 yd2 yd = 0.00000000001222477 AU
3 AU = 490,806,700,000 yd3 yd = 0.00000000001833716 AU
4 AU = 654,408,900,000 yd4 yd = 0.00000000002444955 AU
5 AU = 818,011,100,000 yd5 yd = 0.00000000003056193 AU
6 AU = 981,613,300,000 yd6 yd = 0.00000000003667432 AU
7 AU = 1,145,216,000,000 yd7 yd = 0.00000000004278671 AU
8 AU = 1,308,818,000,000 yd8 yd = 0.00000000004889909 AU
9 AU = 1,472,420,000,000 yd9 yd = 0.00000000005501148 AU
10 AU = 1,636,022,000,000 yd10 yd = 0.00000000006112386 AU
12 AU = 1,963,227,000,000 yd12 yd = 0.00000000007334864 AU
15 AU = 2,454,033,000,000 yd15 yd = 0.0000000000916858 AU
20 AU = 3,272,044,000,000 yd20 yd = 0.0000000001222477 AU
25 AU = 4,090,056,000,000 yd25 yd = 0.0000000001528097 AU
30 AU = 4,908,067,000,000 yd30 yd = 0.0000000001833716 AU
40 AU = 6,544,089,000,000 yd40 yd = 0.0000000002444955 AU
50 AU = 8,180,111,000,000 yd50 yd = 0.0000000003056193 AU
75 AU = 12,270,170,000,000 yd75 yd = 0.000000000458429 AU
100 AU = 16,360,220,000,000 yd100 yd = 0.0000000006112386 AU
150 AU = 24,540,330,000,000 yd150 yd = 0.000000000916858 AU
200 AU = 32,720,440,000,000 yd200 yd = 0.000000001222477 AU
250 AU = 40,900,560,000,000 yd250 yd = 0.000000001528097 AU
500 AU = 81,801,110,000,000 yd500 yd = 0.000000003056193 AU
1000 AU = 163,602,200,000,000 yd1000 yd = 0.000000006112386 AU

Astronomical Unit vs Yard: which is bigger?

1 AU1 yd
Relative size of 1 Astronomical Unit (AU) and 1 Yard (yd).

A astronomical unit is the larger unit: one astronomical unit equals 163,602,200,000 yards. Put another way, you need 163,602,200,000 yards to make a single astronomical unit.

What is a Astronomical Unit? History, origin and usage

The astronomical unit began as the average distance between the Earth and the Sun, a natural yardstick for the Solar System. Its older gravity-based definition subtly depended on the Sun's slowly decreasing mass, so in 2012 the International Astronomical Union redefined it as exactly 149,597,870,700 metres.

The astronomical unit is used to express distances within the Solar System, such as planetary orbits and spacecraft positions, where kilometres would be unwieldy. Earth orbits at one AU, while Neptune averages about 30 AU from the Sun.

Sunlight takes about 8 minutes and 20 seconds to cross one astronomical unit to Earth. The 2012 redefinition fixed the AU to an exact number of metres, ending its dependence on the constantly changing mass of the Sun.

What is a Yard? History, origin and usage

The word 'yard' comes from the Old English gerd or gyrd, meaning a rod, staff or measuring stick. A popular tale says King Henry I fixed the yard as the distance from his nose to his outstretched thumb, but this nose detail is a much later embellishment; medieval chroniclers only record that a royal arm-measure was used to correct false trading standards.

The yard is used in the United States and United Kingdom for fabric, sports fields (notably American football and cricket pitches) and short distances. Since 1959 it has been defined as exactly 0.9144 metres by international agreement.

An American football field is 100 yards between the goal lines. The 1959 international yard agreement standardised the unit across the English-speaking world, slightly changing the older US survey yard.

Convert 1 Astronomical Unit to other units

It can help to see a astronomical unit next to the other units it is commonly compared with. One astronomical unit (AU) is equal to:

1 Astronomical Unit equalsUnit
149,597,900 kmKilometre
149,597,900,000 mMetre
1,495,979,000,000 dmDecimetre
14,959,790,000,000 cmCentimetre
149,597,900,000,000 mmMillimetre
149,597,900,000,000,000 µmMicrometre
92,955,810 miMile
163,602,200,000 ydYard
490,806,700,000 ftFoot
5,889,680,000,000 inInch
80,776,390 nmiNautical Mile
743,646,500 furFurlong
7,436,465,000 chChain
743,646,500,000 liLink
29,745,860,000 rdRod
29,745,860,000 polePole
81,801,110,000 ftmFathom
1,472,420,000,000 handHand
654,408,900,000 spanSpan
1,308,818,000,000 fingerFinger
327,204,400,000 cubitCubit
24,540,330,000 ropeRope
82,278,830,000 kenKen
30,985,270 leaLeague
424,057,000,000,000 ptPoint
0.00001581251 lyLight-year
14,959,790,000 damDecametre
1,495,979,000 hmHectometre
26,925,460 nlNautical League

Convert 1 Yard to other units

One yard (yd) is equal to:

1 Yard equalsUnit
0.0009144 kmKilometre
0.9144 mMetre
9.144 dmDecimetre
91.44 cmCentimetre
914.4 mmMillimetre
914,400 µmMicrometre
0.0005681818 miMile
3 ftFoot
36 inInch
0.0004937365 nmiNautical Mile
0.004545455 furFurlong
0.04545455 chChain
4.545455 liLink
0.1818182 rdRod
0.1818182 polePole
0.5 ftmFathom
9 handHand
4 spanSpan
8 fingerFinger
2 cubitCubit
0.15 ropeRope
0.50292 kenKen
0.0001893939 leaLeague
2,592 ptPoint
0.000000000006112386 AUAstronomical Unit
0.00000000000000009665216 lyLight-year
0.09144 damDecametre
0.009144 hmHectometre
0.0001645788 nlNautical League

Tips for converting Astronomical Unit to Yard

  • To go from astronomical unit to yard, multiply by 163,602,200,000; to go back, divide by 163,602,200,000 (or multiply by 0.000000000006112386).
  • For a quick mental estimate, remember that 1 astronomical unit ≈ 163,602,200,000 yard, so 10 astronomical unit ≈ 1,636,022,000,000 yard.
  • The converter above keeps full precision; the tables round for readability, so use the tool for exact figures.
  • Both fields update live as you type — change either side to convert in that direction.

How to use this Astronomical Unit to Yard converter

Type a number into the Astronomical Unit field and the equivalent in Yard appears instantly — there is no “convert” button to press and nothing is sent to a server, so it works offline once the page has loaded and is safe for any data. You can also type into the Yard field to convert the other way (yard to astronomical unit). Use the swap control to flip the two units, and copy the result with a single click. Because the calculation runs in your browser with full floating-point precision, the converter is more exact than the rounded figures shown in the reference chart above — use the chart for quick look-ups and the tool for precise work.

Accuracy and method

Every figure on this page — the formula, the worked examples, the conversion chart and the “convert to other units” tables — is computed from a single verified conversion factor (1 AU = 163,602,200,000 yd), never copied from a hand-typed lookup table that could drift. That factor is derived from each unit’s definition in terms of a common base unit, and an automated check re-verifies all of the site’s factors on every update, so the numbers here stay correct over time. This matters for astronomical unit-to-yard conversions because a small rounding error in a published table compounds quickly at larger quantities; computing from the exact factor avoids that.

The metric units (km, m, cm, mm, µm) are exact by definition, and the imperial units (mile, yard, foot, inch, nautical mile) use their exact international values. Traditional units (hand, span, finger, cubit, rod/pole, link, rope, ken, league) are given at their commonly accepted standard sizes — historical local values sometimes differed, so confirm against a primary source before relying on them for legal or historical work.

Frequently asked questions

How many yard are in 1 astronomical unit?
1 astronomical unit = 163,602,200,000 yard (yd). To convert any number of astronomical unit to yard, multiply by 163,602,200,000.
How do I convert astronomical unit to yard?
Multiply the number of astronomical unit by 163,602,200,000. For example, 10 astronomical unit = 10 × 163,602,200,000 = 1,636,022,000,000 yard, and 25 astronomical unit = 4,090,056,000,000 yard.
How many astronomical unit are in 1 yard?
1 yard = 0.000000000006112386 astronomical unit. So to convert yard back to astronomical unit, multiply by 0.000000000006112386.
What is the formula to convert astronomical unit to yard?
yard = astronomical unit × 163,602,200,000. The reverse formula is astronomical unit = yard × 0.000000000006112386.
How much is 100 astronomical unit in yard?
100 astronomical unit = 16,360,220,000,000 yard. (And 1000 astronomical unit = 163,602,200,000,000 yard.)
Which is bigger, a astronomical unit or a yard?
A astronomical unit is larger: 1 astronomical unit = 163,602,200,000 yard.
Is this astronomical unit to yard converter accurate?
Yes — every value is computed from the exact 163,602,200,000 yd per AU factor (not rounded look-up tables), and the factors are re-verified automatically on every update.
Can I convert yard to astronomical unit too?
Yes. The converter works both ways — enter a value in either field. 1 yard = 0.000000000006112386 astronomical unit.

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