LENGTH CONVERSION
Foot to Light-year.
Convert foot (ft) to light-year (ly), with the math explained.
1 ft = 3.221738542e-17 ly
THE MATH, MADE SIMPLE
How to convert foot to light-year
Multiply your foot value by 3.22173854211e-17 to get the equivalent in light-year. Both units are normalized through the meter.
ly = ft × 3.221738542e-1710 ft = 3.22173854211e-16 ly
Result rounded to 12 significant digits. Change the precision in the calculator to suit your task.QUICK REFERENCE
ft to ly conversion table
| Foot (ft) | Light-year (ly) |
|---|---|
| 1 ft | 3.22173854211e-17 ly |
| 2 ft | 6.44347708421e-17 ly |
| 5 ft | 1.61086927105e-16 ly |
| 10 ft | 3.22173854211e-16 ly |
| 20 ft | 6.44347708421e-16 ly |
| 50 ft | 1.61086927105e-15 ly |
| 100 ft | 3.22173854211e-15 ly |
| 500 ft | 1.61086927105e-14 ly |
| 1,000 ft | 3.22173854211e-14 ly |
About the foot
The foot (ft) is a unit of length. One foot equals 0.3048 meter (base unit) in this calculator.
All foot conversionsAbout the light-year
The light-year (ly) is a unit of length. One light-year equals 9.46073047258e15 meter (base unit) in this calculator.
All light-year conversionsCommon questions
What is 1 ft in ly?
One foot equals 3.22173854211e-17 ly. Use the formula above for other values.
Why might another calculator show a different last digit?
Calculators may round at different stages or use different unit conventions. We keep full JavaScript numeric precision during calculation and round only for display. Choose up to 15 significant digits. Check US versus UK units and the notes for this category.
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