Convert Light-Second to Fathom Online

About Light-Second to Fathom Conversion

This converter converts Light-Second (ls) to Fathom (ftm). One Light-Second (ls) equals 163928509.40507436 Fathom (ftm).

Formula:

1 Light-Second (ls) = 163928509.40507436 Fathom (ftm)

Example:

1 ls = 163928509.40507436 ftm
2 ls = 327857018.8101487 ftm

Light-Second (ls) to Fathom (ftm) Conversion

Convert Light-Second to Fathom using the exact conversion factor. This page provides the formula, worked examples, and real-world use cases for practical understanding.

Conversion Formula

Fathom = Light-Second × 1.639285e+8

To convert Light-Second (ls) to Fathom (ftm), multiply the value by 1.639285e+8. This factor is obtained by comparing their exact meter definitions.

Worked Example

Convert 1 ls to ftm.

  • Step 1: Write the formula: ftm = ls × 1.639285e+8
  • Step 2: Substitute: 1 × 1.639285e+8
  • Step 3: Result: 1.639285e+8 ftm
So, 1 ls = 1.639285e+8 ftm.

About the Units

Light-Second (ls)

One Light-Second (ls) equals 1.639285e+8 Fathom (ftm)

Used for extremely large distances such as astronomical or planetary scales.

Fathom (ftm)

One Fathom (ftm) equals 6.100220e-9 Light-Second (ls)

A widely used unit across scientific, engineering, and measurement contexts.

Where This Conversion Is Used

  • Converting values from Light-Second to Fathom for engineering or scientific workflows.
  • Used when normalizing mixed-unit datasets requiring consistent Fathom representation.
  • Applied when comparing different measurement systems across tools and documents.
  • Essential in astronomy, orbital mechanics, and large-scale simulations.

Frequently Asked Questions

How many Fathom (ftm) are in 1 Light-Second (ls)?

1 ls = 1.639285e+8 ftm.

What is the formula for converting Light-Second (ls) to Fathom (ftm)?

Multiply the ls value by 1.639285e+8.

Can I reverse the conversion?

Yes. 1 ftm = 6.100220e-9 ls.

Conclusion

By applying the conversion factor shown above, you can reliably convert Light-Second (ls) to Fathom (ftm) for use in scientific analysis, engineering calculations, academic work, or daily measurements.

Quick Links for Unit Converters

Convert Light-Second to Other Units

Light-Second to Inch

1 ls = 11802852677.165356 in

1 Light-Second (ls) = 11802852677.165356 Inches (in)

1 Light-Second equals 11802852677.165356 inches.

Light-Second to Foot

1 ls = 983571056.4304461 ft

1 Light-Second (ls) = 983571056.4304461 Feet (ft)

1 Light-Second equals 983571056.4304461 feet.

Light-Second to Feet

1 ls = 983571056.4304461 ft

1 Light-Second (ls) = 983571056.4304461 Feets (ft)

1 Light-Second equals 983571056.4304461 feets.

Light-Second to Centimeter

1 ls = 29979245800 cm

1 Light-Second (ls) = 29979245800 Centimeters (cm)

1 Light-Second equals 29979245800 centimeters.

Light-Second to Meter

1 ls = 299792458 m

1 Light-Second (ls) = 299792458 Meters (m)

1 Light-Second equals 299792458 meters.

Light-Second to Kilometer

1 ls = 299792.458 km

1 Light-Second (ls) = 299792.458 Kilometers (km)

1 Light-Second equals 299792.458 kilometers.

Light-Second to Millimeter

1 ls = 299792458000 mm

1 Light-Second (ls) = 299792458000 Millimeters (mm)

1 Light-Second equals 299792458000 millimeters.

Light-Second to Yard

1 ls = 327857018.8101487 yd

1 Light-Second (ls) = 327857018.8101487 Yards (yd)

1 Light-Second equals 327857018.8101487 yards.

Light-Second to Yoctometer

1 ls = 2.9979245800000003e+32 ym

1 Light-Second (ls) = 2.9979245800000003e+32 Yoctometers (ym)

1 Light-Second equals 2.9979245800000003e+32 yoctometers.

Light-Second to Zeptometer

1 ls = 2.9979245800000002e+29 zm

1 Light-Second (ls) = 2.9979245800000002e+29 Zeptometers (zm)

1 Light-Second equals 2.9979245800000002e+29 zeptometers.

Light-Second to Attometer

1 ls = 2.9979245799999998e+26 am

1 Light-Second (ls) = 2.9979245799999998e+26 Attometers (am)

1 Light-Second equals 2.9979245799999998e+26 attometers.

Light-Second to Femtometer

1 ls = 2.9979245799999998e+23 fm

1 Light-Second (ls) = 2.9979245799999998e+23 Femtometers (fm)

1 Light-Second equals 2.9979245799999998e+23 femtometers.

Light-Second to Picometer

1 ls = 299792458000000000000 pm

1 Light-Second (ls) = 299792458000000000000 Picometers (pm)

1 Light-Second equals 299792458000000000000 picometers.

Light-Second to Nanometer

1 ls = 299792458000000000 nm

1 Light-Second (ls) = 299792458000000000 Nanometers (nm)

1 Light-Second equals 299792458000000000 nanometers.

Light-Second to Micrometer

1 ls = 299792458000000 µm

1 Light-Second (ls) = 299792458000000 Micrometers (µm)

1 Light-Second equals 299792458000000 micrometers.

Light-Second to Decimeter

1 ls = 2997924580 dm

1 Light-Second (ls) = 2997924580 Decimeters (dm)

1 Light-Second equals 2997924580 decimeters.

Light-Second to Decameter

1 ls = 29979245.8 dam

1 Light-Second (ls) = 29979245.8 Decameters (dam)

1 Light-Second equals 29979245.8 decameters.

Light-Second to Hectometer

1 ls = 2997924.58 hm

1 Light-Second (ls) = 2997924.58 Hectometers (hm)

1 Light-Second equals 2997924.58 hectometers.

Light-Second to Megameter

1 ls = 299.792458 Mm

1 Light-Second (ls) = 299.792458 Megameters (Mm)

1 Light-Second equals 299.792458 megameters.

Light-Second to Gigameter

1 ls = 0.299792458 Gm

1 Light-Second (ls) = 0.299792458 Gigameter (Gm)

1 Light-Second equals 0.299792458 gigameter.

Light-Second to Terameter

1 ls = 0.000299792458 Tm

1 Light-Second (ls) = 0.000299792458 Terameter (Tm)

1 Light-Second equals 0.000299792458 terameter.

Light-Second to Petameter

1 ls = 2.99792458e-7 Pm

1 Light-Second (ls) = 2.99792458e-7 Petameter (Pm)

1 Light-Second equals 2.99792458e-7 petameter.

Light-Second to Exameter

1 ls = 2.99792458e-10 Em

1 Light-Second (ls) = 2.99792458e-10 Exameter (Em)

1 Light-Second equals 2.99792458e-10 exameter.

Light-Second to Zettameter

1 ls = 2.99792458e-13 Zm

1 Light-Second (ls) = 2.99792458e-13 Zettameter (Zm)

1 Light-Second equals 2.99792458e-13 zettameter.

Light-Second to Yottameter

1 ls = 2.99792458e-16 Ym

1 Light-Second (ls) = 2.99792458e-16 Yottameter (Ym)

1 Light-Second equals 2.99792458e-16 yottameter.

Light-Second to Cubit

1 ls = 655714037.6202974 cubit

1 Light-Second (ls) = 655714037.6202974 Cubits (cubit)

1 Light-Second equals 655714037.6202974 cubits.

Light-Second to Span

1 ls = 1311428075.2405949 span

1 Light-Second (ls) = 1311428075.2405949 Spans (span)

1 Light-Second equals 1311428075.2405949 spans.

Light-Second to Hand

1 ls = 2950713169.291339 hh

1 Light-Second (ls) = 2950713169.291339 Hands (hh)

1 Light-Second equals 2950713169.291339 hands.

Light-Second to Palm

1 ls = 3934284225.7217846 palm

1 Light-Second (ls) = 3934284225.7217846 Palms (palm)

1 Light-Second equals 3934284225.7217846 palms.

Light-Second to Digit

1 ls = 15737136902.887138 digit

1 Light-Second (ls) = 15737136902.887138 Digits (digit)

1 Light-Second equals 15737136902.887138 digits.

Light-Second to Link

1 ls = 1490259176.409767 link

1 Light-Second (ls) = 1490259176.409767 Links (link)

1 Light-Second equals 1490259176.409767 links.

Light-Second to Ell

1 ls = 262285615.04811898 ell

1 Light-Second (ls) = 262285615.04811898 Ells (ell)

1 Light-Second equals 262285615.04811898 ells.

Light-Second to Barleycorn

1 ls = 35394623140.495865 barleycorn

1 Light-Second (ls) = 35394623140.495865 Barleycorns (barleycorn)

1 Light-Second equals 35394623140.495865 barleycorns.

Light-Second to Astronomical Unit

1 ls = 0.002003988804100004 AU

1 Light-Second (ls) = 0.002003988804100004 Astronomical Unit (AU)

1 Light-Second equals 0.002003988804100004 Astronomicalunit.

Light-Second to Light-Minute

1 ls = 0.016666666666666666 lm

1 Light-Second (ls) = 0.016666666666666666 Light-Minute (lm)

1 Light-Second equals 0.016666666666666666 Light-Minute.

Light-Second to Light-Hour

1 ls = 0.00027777777772630186 lh

1 Light-Second (ls) = 0.00027777777772630186 Light-Hour (lh)

1 Light-Second equals 0.00027777777772630186 Light-Hour.

Light-Second to Light-Day

1 ls = 0.000011574074074610283 ld

1 Light-Second (ls) = 0.000011574074074610283 Light-Day (ld)

1 Light-Second equals 0.000011574074074610283 Light-Day.

Light-Second to Light-Year

1 ls = 3.168808781402895e-8 ly

1 Light-Second (ls) = 3.168808781402895e-8 Light-Year (ly)

1 Light-Second equals 3.168808781402895e-8 Light-Year.

Light-Second to Parsec

1 ls = 9.715611890180188e-9 pc

1 Light-Second (ls) = 9.715611890180188e-9 Parsec (pc)

1 Light-Second equals 9.715611890180188e-9 Parsec.

Light-Second to Kiloparsec

1 ls = 9.715611890180188e-12 kpc

1 Light-Second (ls) = 9.715611890180188e-12 Kiloparsec (kpc)

1 Light-Second equals 9.715611890180188e-12 Kiloparsec.

Light-Second to Megaparsec

1 ls = 9.715611890180187e-15 Mpc

1 Light-Second (ls) = 9.715611890180187e-15 Megaparsec (Mpc)

1 Light-Second equals 9.715611890180187e-15 Megaparsec.

Light-Second to Gigaparsec

1 ls = 9.715611890180188e-18 Gpc

1 Light-Second (ls) = 9.715611890180188e-18 Gigaparsec (Gpc)

1 Light-Second equals 9.715611890180188e-18 Gigaparsec.

Light-Second to Nautical Mile

1 ls = 161874.97732181425 NM

1 Light-Second (ls) = 161874.97732181425 Nautical Miles (NM)

1 Light-Second equals 161874.97732181425 Nautical Miles.

Light-Second to Fathom

1 ls = 163928509.40507436 ftm

1 Light-Second (ls) = 163928509.40507436 Fathoms (ftm)

1 Light-Second equals 163928509.40507436 fathoms.

Light-Second to Cable Length

1 ls = 1366070.911708953 cable

1 Light-Second (ls) = 1366070.911708953 Cable Lengths (cable)

1 Light-Second equals 1366070.911708953 Cable Length s.

Light-Second to Nautical League

1 ls = 53958.325773938086 NL

1 Light-Second (ls) = 53958.325773938086 Nautical Leagues (NL)

1 Light-Second equals 53958.325773938086 Nautical Leagues.

Light-Second to Thou

1 ls = 11802852677165.354 mil

1 Light-Second (ls) = 11802852677165.354 Thous (mil)

1 Light-Second equals 11802852677165.354 thous.

Light-Second to Rod

1 ls = 59610367.05639067 rd

1 Light-Second (ls) = 59610367.05639067 Rods (rd)

1 Light-Second equals 59610367.05639067 rods.

Light-Second to Chain

1 ls = 14902591.764097668 ch

1 Light-Second (ls) = 14902591.764097668 Chains (ch)

1 Light-Second equals 14902591.764097668 chains.

Light-Second to Furlong

1 ls = 1490259.176409767 fur

1 Light-Second (ls) = 1490259.176409767 Furlongs (fur)

1 Light-Second equals 1490259.176409767 furlongs.

Light-Second to Mile

1 ls = 186282.39705122088 mi

1 Light-Second (ls) = 186282.39705122088 Miles (mi)

1 Light-Second equals 186282.39705122088 miles.

Light-Second to League

1 ls = 62094.13235040695 lea

1 Light-Second (ls) = 62094.13235040695 Leagues (lea)

1 Light-Second equals 62094.13235040695 leagues.

Convert Fathom to Other Units

Fathom to Inch

1 ftm = 72 in

1 Fathom (ftm) = 72 Inches (in)

1 fathom equals 72 inches.

Fathom to Foot

1 ftm = 6 ft

1 Fathom (ftm) = 6 Feet (ft)

1 fathom equals 6 feet.

Fathom to Feet

1 ftm = 6 ft

1 Fathom (ftm) = 6 Feets (ft)

1 fathom equals 6 feets.

Fathom to Centimeter

1 ftm = 182.88 cm

1 Fathom (ftm) = 182.88 Centimeters (cm)

1 fathom equals 182.88 centimeters.

Fathom to Meter

1 ftm = 1.8288 m

1 Fathom (ftm) = 1.8288 Meters (m)

1 fathom equals 1.8288 meters.

Fathom to Kilometer

1 ftm = 0.0018288 km

1 Fathom (ftm) = 0.0018288 Kilometer (km)

1 fathom equals 0.0018288 kilometer.

Fathom to Millimeter

1 ftm = 1828.8 mm

1 Fathom (ftm) = 1828.8 Millimeters (mm)

1 fathom equals 1828.8 millimeters.

Fathom to Yard

1 ftm = 2 yd

1 Fathom (ftm) = 2 Yards (yd)

1 fathom equals 2 yards.

Fathom to Yoctometer

1 ftm = 1.8288000000000002e+24 ym

1 Fathom (ftm) = 1.8288000000000002e+24 Yoctometers (ym)

1 fathom equals 1.8288000000000002e+24 yoctometers.

Fathom to Zeptometer

1 ftm = 1.8288000000000003e+21 zm

1 Fathom (ftm) = 1.8288000000000003e+21 Zeptometers (zm)

1 fathom equals 1.8288000000000003e+21 zeptometers.

Fathom to Attometer

1 ftm = 1828799999999999700 am

1 Fathom (ftm) = 1828799999999999700 Attometers (am)

1 fathom equals 1828799999999999700 attometers.

Fathom to Femtometer

1 ftm = 1828799999999999.8 fm

1 Fathom (ftm) = 1828799999999999.8 Femtometers (fm)

1 fathom equals 1828799999999999.8 femtometers.

Fathom to Picometer

1 ftm = 1828800000000 pm

1 Fathom (ftm) = 1828800000000 Picometers (pm)

1 fathom equals 1828800000000 picometers.

Fathom to Nanometer

1 ftm = 1828799999.9999998 nm

1 Fathom (ftm) = 1828799999.9999998 Nanometers (nm)

1 fathom equals 1828799999.9999998 nanometers.

Fathom to Micrometer

1 ftm = 1828800 µm

1 Fathom (ftm) = 1828800 Micrometers (µm)

1 fathom equals 1828800 micrometers.

Fathom to Decimeter

1 ftm = 18.288 dm

1 Fathom (ftm) = 18.288 Decimeters (dm)

1 fathom equals 18.288 decimeters.

Fathom to Decameter

1 ftm = 0.18288 dam

1 Fathom (ftm) = 0.18288 Decameter (dam)

1 fathom equals 0.18288 decameter.

Fathom to Hectometer

1 ftm = 0.018288 hm

1 Fathom (ftm) = 0.018288 Hectometer (hm)

1 fathom equals 0.018288 hectometer.

Fathom to Megameter

1 ftm = 0.0000018288 Mm

1 Fathom (ftm) = 0.0000018288 Megameter (Mm)

1 fathom equals 0.0000018288 megameter.

Fathom to Gigameter

1 ftm = 1.8288e-9 Gm

1 Fathom (ftm) = 1.8288e-9 Gigameter (Gm)

1 fathom equals 1.8288e-9 gigameter.

Fathom to Terameter

1 ftm = 1.8288e-12 Tm

1 Fathom (ftm) = 1.8288e-12 Terameter (Tm)

1 fathom equals 1.8288e-12 terameter.

Fathom to Petameter

1 ftm = 1.8288e-15 Pm

1 Fathom (ftm) = 1.8288e-15 Petameter (Pm)

1 fathom equals 1.8288e-15 petameter.

Fathom to Exameter

1 ftm = 1.8288e-18 Em

1 Fathom (ftm) = 1.8288e-18 Exameter (Em)

1 fathom equals 1.8288e-18 exameter.

Fathom to Zettameter

1 ftm = 1.8288e-21 Zm

1 Fathom (ftm) = 1.8288e-21 Zettameter (Zm)

1 fathom equals 1.8288e-21 zettameter.

Fathom to Yottameter

1 ftm = 1.8288e-24 Ym

1 Fathom (ftm) = 1.8288e-24 Yottameter (Ym)

1 fathom equals 1.8288e-24 yottameter.

Fathom to Cubit

1 ftm = 4 cubit

1 Fathom (ftm) = 4 Cubits (cubit)

1 fathom equals 4 cubits.

Fathom to Span

1 ftm = 8 span

1 Fathom (ftm) = 8 Spans (span)

1 fathom equals 8 spans.

Fathom to Hand

1 ftm = 18 hh

1 Fathom (ftm) = 18 Hands (hh)

1 fathom equals 18 hands.

Fathom to Palm

1 ftm = 24 palm

1 Fathom (ftm) = 24 Palms (palm)

1 fathom equals 24 palms.

Fathom to Digit

1 ftm = 96 digit

1 Fathom (ftm) = 96 Digits (digit)

1 fathom equals 96 digits.

Fathom to Link

1 ftm = 9.09090909090909 link

1 Fathom (ftm) = 9.09090909090909 Links (link)

1 fathom equals 9.09090909090909 links.

Fathom to Ell

1 ftm = 1.5999999999999999 ell

1 Fathom (ftm) = 1.5999999999999999 Ells (ell)

1 fathom equals 1.5999999999999999 ells.

Fathom to Barleycorn

1 ftm = 215.91499409681228 barleycorn

1 Fathom (ftm) = 215.91499409681228 Barleycorns (barleycorn)

1 fathom equals 215.91499409681228 barleycorns.

Fathom to Astronomical Unit

1 ftm = 1.2224772929204532e-11 AU

1 Fathom (ftm) = 1.2224772929204532e-11 Astronomical Unit (AU)

1 fathom equals 1.2224772929204532e-11 Astronomicalunit.

Fathom to Light-Second

1 ftm = 6.100220172983805e-9 ls

1 Fathom (ftm) = 6.100220172983805e-9 Light-Second (ls)

1 fathom equals 6.100220172983805e-9 Light-Second.

Fathom to Light-Minute

1 ftm = 1.0167033621639674e-10 lm

1 Fathom (ftm) = 1.0167033621639674e-10 Light-Minute (lm)

1 fathom equals 1.0167033621639674e-10 Light-Minute.

Fathom to Light-Hour

1 ftm = 1.6945056032925978e-12 lh

1 Fathom (ftm) = 1.6945056032925978e-12 Light-Hour (lh)

1 fathom equals 1.6945056032925978e-12 Light-Hour.

Fathom to Light-Day

1 ftm = 7.06044001535465e-14 ld

1 Fathom (ftm) = 7.06044001535465e-14 Light-Day (ld)

1 fathom equals 7.06044001535465e-14 Light-Day.

Fathom to Light-Year

1 ftm = 1.9330431252642168e-16 ly

1 Fathom (ftm) = 1.9330431252642168e-16 Light-Year (ly)

1 fathom equals 1.9330431252642168e-16 Light-Year.

Fathom to Parsec

1 ftm = 5.926737164535849e-17 pc

1 Fathom (ftm) = 5.926737164535849e-17 Parsec (pc)

1 fathom equals 5.926737164535849e-17 Parsec.

Fathom to Kiloparsec

1 ftm = 5.92673716453585e-20 kpc

1 Fathom (ftm) = 5.92673716453585e-20 Kiloparsec (kpc)

1 fathom equals 5.92673716453585e-20 Kiloparsec.

Fathom to Megaparsec

1 ftm = 5.92673716453585e-23 Mpc

1 Fathom (ftm) = 5.92673716453585e-23 Megaparsec (Mpc)

1 fathom equals 5.92673716453585e-23 Megaparsec.

Fathom to Gigaparsec

1 ftm = 5.92673716453585e-26 Gpc

1 Fathom (ftm) = 5.92673716453585e-26 Gigaparsec (Gpc)

1 fathom equals 5.92673716453585e-26 Gigaparsec.

Fathom to Nautical Mile

1 ftm = 0.0009874730021598272 NM

1 Fathom (ftm) = 0.0009874730021598272 Nautical Mile (NM)

1 fathom equals 0.0009874730021598272 Nautical Mile.

Fathom to Cable Length

1 ftm = 0.008333333333333333 cable

1 Fathom (ftm) = 0.008333333333333333 Cable Length (cable)

1 fathom equals 0.008333333333333333 Cable Length .

Fathom to Nautical League

1 ftm = 0.0003291576673866091 NL

1 Fathom (ftm) = 0.0003291576673866091 Nautical League (NL)

1 fathom equals 0.0003291576673866091 Nautical League.

Fathom to Thou

1 ftm = 72000 mil

1 Fathom (ftm) = 72000 Thous (mil)

1 fathom equals 72000 thous.

Fathom to Rod

1 ftm = 0.3636363636363636 rd

1 Fathom (ftm) = 0.3636363636363636 Rod (rd)

1 fathom equals 0.3636363636363636 rod.

Fathom to Chain

1 ftm = 0.0909090909090909 ch

1 Fathom (ftm) = 0.0909090909090909 Chain (ch)

1 fathom equals 0.0909090909090909 chain.

Fathom to Furlong

1 ftm = 0.00909090909090909 fur

1 Fathom (ftm) = 0.00909090909090909 Furlong (fur)

1 fathom equals 0.00909090909090909 furlong.

Fathom to Mile

1 ftm = 0.0011363636363636363 mi

1 Fathom (ftm) = 0.0011363636363636363 Mile (mi)

1 fathom equals 0.0011363636363636363 mile.

Fathom to League

1 ftm = 0.0003787878787878788 lea

1 Fathom (ftm) = 0.0003787878787878788 League (lea)

1 fathom equals 0.0003787878787878788 league.