At One Place

Centimeters to light-years

1 centimeter in light-years
1 cm = 1.057 × 10^-18 ly
ly = cm × 1.057000834 × 10^-18

To convert centimeters to light-years, multiply by 1.057000834 × 10^-18. The table below gives the values people look up most often, and the converter works for any number.

Centimeters to light-years table

Common centimeter values converted to light-years.
Centimeters Light-years
1 cm 1.057 × 10^-18
2 cm 2.114 × 10^-18
3 cm 3.171 × 10^-18
4 cm 4.228 × 10^-18
5 cm 5.285 × 10^-18
10 cm 1.057 × 10^-17
15 cm 1.586 × 10^-17
20 cm 2.114 × 10^-17
25 cm 2.643 × 10^-17
30 cm 3.171 × 10^-17
40 cm 4.228 × 10^-17
50 cm 5.285 × 10^-17
75 cm 7.928 × 10^-17
100 cm 1.057 × 10^-16
250 cm 2.643 × 10^-16
500 cm 5.285 × 10^-16
1,000 cm 1.057 × 10^-15

How the conversion works

The relationship is ly = cm × 1.057000834 × 10^-18. Both units measure length, so the conversion is a fixed factor that never changes.

Common questions

How many light-years are in one centimeter?
One centimeter equals 1.057 × 10^-18 light-years. ly = cm × 1.057000834 × 10^-18.
How do you convert centimeters to light-years?
Use ly = cm × 1.057000834 × 10^-18. So 10 cm is 1.057 × 10^-17 ly.
How many centimeters are in one light-year?
One light-year equals 9.4607305 × 10^17 centimeters, 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