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Astronomical units to centimeters

1 astronomical unit in centimeters
1 AU = 14,959,787,000,000 cm
cm = AU × 14,959,787,070,000

To convert astronomical units to centimeters, multiply by 14,959,787,070,000. The table below gives the values people look up most often, and the converter works for any number.

Astronomical units to centimeters table

Common astronomical unit values converted to centimeters.
Astronomical units Centimeters
1 AU 14,959,787,000,000
2 AU 29,919,574,000,000
3 AU 44,879,361,000,000
4 AU 59,839,148,000,000
5 AU 74,798,935,000,000
10 AU 149,597,870,000,000
15 AU 224,396,810,000,000
20 AU 299,195,740,000,000
25 AU 373,994,680,000,000
30 AU 448,793,610,000,000
40 AU 598,391,480,000,000
50 AU 747,989,350,000,000
75 AU 1.121984 × 10^15
100 AU 1.4959787 × 10^15
250 AU 3.7399468 × 10^15
500 AU 7.4798935 × 10^15
1,000 AU 1.4959787 × 10^16

How the conversion works

The relationship is cm = AU × 14,959,787,070,000. Both units measure length, so the conversion is a fixed factor that never changes.

Common questions

How many centimeters are in one astronomical unit?
One astronomical unit equals 14,959,787,000,000 centimeters. cm = AU × 14,959,787,070,000.
How do you convert astronomical units to centimeters?
Use cm = AU × 14,959,787,070,000. So 10 AU is 149,597,870,000,000 cm.
How many astronomical units are in one centimeter?
One centimeter equals 6.685 × 10^-14 astronomical units, which is the reverse of the conversion above.

Related pages

Sources

  1. Guide for the Use of the International System of Units (SP 811) — NIST (Public domain (US Government))
  2. The International System of Units (SI Brochure) — Bureau International des Poids et Mesures
  3. Calculated on this page — At One Place

How these figures are compiled and checked