Convert Roman actus to light year

Please provide values below to convert Roman actus [actus] to light year [ly], or Convert light year to Roman actus.

1 actus = 3.7501e-15 ly. To convert Roman actus to light year, multiply the value by 3.7501e-15; to go the other way, divide by it (1 ly = 2.6666e+14 actus). Both units measure length and appear in everyday as well as technical calculations, so switching between them quickly is often useful.

Quick Reference

  • 1 actus = 3.7501e-15 ly
  • 1 ly = 2.6666e+14 actus
  • 10 actus = 3.7501e-14 ly
  • 100 actus = 3.7501e-13 ly



How to Convert Roman Actus to Light Year

1 actus = 3.7501036630129e-15 ly

Example: convert 15 actus to ly:
15 actus = 15 × 3.7501036630129e-15 ly = 5.62515549451935e-14 ly


Roman Actus to Light Year Conversion Table

Roman actus light year
1 actus 3.7501e-15 ly
2 actus 7.5002e-15 ly
3 actus 1.1250e-14 ly
5 actus 1.8751e-14 ly
10 actus 3.7501e-14 ly
20 actus 7.5002e-14 ly
50 actus 1.8751e-13 ly
100 actus 3.7501e-13 ly
500 actus 1.8751e-12 ly
1000 actus 3.7501e-12 ly

Roman Actus

The Roman actus was a unit of length equal to 120 Roman feet, about 35.5 meters.

History/Origin

The actus was a standard unit of land measurement in the Roman Empire.

Current Use

The Roman actus is an obsolete unit of measurement.


Light Year

A light-year is the distance that light travels in a vacuum in one Julian year.

History/Origin

The concept of the light-year as a unit of distance in astronomy emerged in the mid-19th century. The first recorded use of the term was in a German astronomical publication in 1851.

Current Use

The light-year is used to express distances to stars and other astronomical objects on a galactic and intergalactic scale, especially in popular science and non-specialist contexts.


Frequently Asked Questions

What is 1 Roman actus in light year?

1 Roman actus (actus) = 3.7501e-15 light year (ly).

How do you convert Roman actus to light year?

Multiply the Roman actus value by 3.7501e-15. For example, 25 actus × 3.7501e-15 = 9.3753e-14 ly.

What is 10 Roman actus in light year?

10 actus = 3.7501e-14 ly.

Which unit is larger, the Roman actus or the light year?

The light year is the larger unit: 1 actus equals only 3.7501e-15 ly.



Convert Roman actus To Other Length Units