Convert Astronomical Unit to Light-Day Online

Astronomical Unit (AU)

Light-Day (ld)

About Astronomical Unit to Light-Day Conversion

This converter converts Astronomical Unit (AU) to Light-Day (ld). One Astronomical Unit (AU) equals 0.005775518331704566 Light-Day (ld).

Formula:

1 Astronomical Unit (AU) = 0.005775518331704566 Light-Day (ld)

Example:

1 AU = 0.005775518331704566 ld

2 AU = 0.011551036663409132 ld

Astronomical Unit (AU) to Light-Day (ld) Conversion

Astronomical to Light-Day conversion explained with exact factors, step-by-step examples, and situations where this conversion is commonly used.

Conversion Formula

Light-Day = Astronomical × 0.005776

To convert Astronomical Unit (AU) to Light-Day (ld), multiply the value by 0.005776. This factor is obtained by comparing their exact meter definitions.

Worked Example

Convert 1 AU to ld.

Step 1: Write the formula: ld = AU × 0.005776
Step 2: Substitute: 1 × 0.005776
Step 3: Result: 0.005776 ld

So, 1 AU = 0.005776 ld.

About the Units

Astronomical Unit (AU)

One Astronomical Unit (AU) equals 0.005776 Light-Day (ld)

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

Light-Day (ld)

One Light-Day (ld) equals 173.144633 Astronomical Unit (AU)

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

Where This Conversion Is Used

Converting values from Astronomical to Light-Day for engineering or scientific workflows.
Used when normalizing mixed-unit datasets requiring consistent Light-Day 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 Light-Day (ld) are in 1 Astronomical Unit (AU)?

1 AU = 0.005776 ld.

What is the formula for converting Astronomical Unit (AU) to Light-Day (ld)?

Multiply the AU value by 0.005776.

Can I reverse the conversion?

Yes. 1 ld = 173.144633 AU.

Conclusion

By applying the conversion factor shown above, you can reliably convert Astronomical Unit (AU) to Light-Day (ld) for use in scientific analysis, engineering calculations, academic work, or daily measurements.

Quick Links for Unit Converters

Convert Astronomical Unit to Other Units

Astronomical Unit to Inch

1 AU = 5889679948818.897 in

1 Astronomical Unit (AU) = 5889679948818.897 Inches (in)

1 Astronomicalunit equals 5889679948818.897 inches.

Astronomical Unit to Foot

1 AU = 490806662401.57477 ft

1 Astronomical Unit (AU) = 490806662401.57477 Feet (ft)

1 Astronomicalunit equals 490806662401.57477 feet.

Astronomical Unit to Feet

1 AU = 490806662401.57477 ft

1 Astronomical Unit (AU) = 490806662401.57477 Feets (ft)

1 Astronomicalunit equals 490806662401.57477 feets.

Astronomical Unit to Centimeter

1 AU = 14959787070000 cm

1 Astronomical Unit (AU) = 14959787070000 Centimeters (cm)

1 Astronomicalunit equals 14959787070000 centimeters.

Astronomical Unit to Meter

1 AU = 149597870700 m

1 Astronomical Unit (AU) = 149597870700 Meters (m)

1 Astronomicalunit equals 149597870700 meters.

Astronomical Unit to Kilometer

1 AU = 149597870.7 km

1 Astronomical Unit (AU) = 149597870.7 Kilometers (km)

1 Astronomicalunit equals 149597870.7 kilometers.

Astronomical Unit to Millimeter

1 AU = 149597870700000 mm

1 Astronomical Unit (AU) = 149597870700000 Millimeters (mm)

1 Astronomicalunit equals 149597870700000 millimeters.

Astronomical Unit to Yard

1 AU = 163602220800.52493 yd

1 Astronomical Unit (AU) = 163602220800.52493 Yards (yd)

1 Astronomicalunit equals 163602220800.52493 yards.

Astronomical Unit to Yoctometer

1 AU = 1.4959787070000001e+35 ym

1 Astronomical Unit (AU) = 1.4959787070000001e+35 Yoctometers (ym)

1 Astronomicalunit equals 1.4959787070000001e+35 yoctometers.

Astronomical Unit to Zeptometer

1 AU = 1.4959787070000001e+32 zm

1 Astronomical Unit (AU) = 1.4959787070000001e+32 Zeptometers (zm)

1 Astronomicalunit equals 1.4959787070000001e+32 zeptometers.

Astronomical Unit to Attometer

1 AU = 1.4959787069999999e+29 am

1 Astronomical Unit (AU) = 1.4959787069999999e+29 Attometers (am)

1 Astronomicalunit equals 1.4959787069999999e+29 attometers.

Astronomical Unit to Femtometer

1 AU = 1.4959787069999998e+26 fm

1 Astronomical Unit (AU) = 1.4959787069999998e+26 Femtometers (fm)

1 Astronomicalunit equals 1.4959787069999998e+26 femtometers.

Astronomical Unit to Picometer

1 AU = 1.495978707e+23 pm

1 Astronomical Unit (AU) = 1.495978707e+23 Picometers (pm)

1 Astronomicalunit equals 1.495978707e+23 picometers.

Astronomical Unit to Nanometer

1 AU = 149597870700000000000 nm

1 Astronomical Unit (AU) = 149597870700000000000 Nanometers (nm)

1 Astronomicalunit equals 149597870700000000000 nanometers.

Astronomical Unit to Micrometer

1 AU = 149597870700000000 µm

1 Astronomical Unit (AU) = 149597870700000000 Micrometers (µm)

1 Astronomicalunit equals 149597870700000000 micrometers.

Astronomical Unit to Decimeter

1 AU = 1495978707000 dm

1 Astronomical Unit (AU) = 1495978707000 Decimeters (dm)

1 Astronomicalunit equals 1495978707000 decimeters.

Astronomical Unit to Decameter

1 AU = 14959787070 dam

1 Astronomical Unit (AU) = 14959787070 Decameters (dam)

1 Astronomicalunit equals 14959787070 decameters.

Astronomical Unit to Hectometer

1 AU = 1495978707 hm

1 Astronomical Unit (AU) = 1495978707 Hectometers (hm)

1 Astronomicalunit equals 1495978707 hectometers.

Astronomical Unit to Megameter

1 AU = 149597.8707 Mm

1 Astronomical Unit (AU) = 149597.8707 Megameters (Mm)

1 Astronomicalunit equals 149597.8707 megameters.

Astronomical Unit to Gigameter

1 AU = 149.5978707 Gm

1 Astronomical Unit (AU) = 149.5978707 Gigameters (Gm)

1 Astronomicalunit equals 149.5978707 gigameters.

Astronomical Unit to Terameter

1 AU = 0.1495978707 Tm

1 Astronomical Unit (AU) = 0.1495978707 Terameter (Tm)

1 Astronomicalunit equals 0.1495978707 terameter.

Astronomical Unit to Petameter

1 AU = 0.0001495978707 Pm

1 Astronomical Unit (AU) = 0.0001495978707 Petameter (Pm)

1 Astronomicalunit equals 0.0001495978707 petameter.

Astronomical Unit to Exameter

1 AU = 1.495978707e-7 Em

1 Astronomical Unit (AU) = 1.495978707e-7 Exameter (Em)

1 Astronomicalunit equals 1.495978707e-7 exameter.

Astronomical Unit to Zettameter

1 AU = 1.495978707e-10 Zm

1 Astronomical Unit (AU) = 1.495978707e-10 Zettameter (Zm)

1 Astronomicalunit equals 1.495978707e-10 zettameter.

Astronomical Unit to Yottameter

1 AU = 1.495978707e-13 Ym

1 Astronomical Unit (AU) = 1.495978707e-13 Yottameter (Ym)

1 Astronomicalunit equals 1.495978707e-13 yottameter.

Astronomical Unit to Cubit

1 AU = 327204441601.04987 cubit

1 Astronomical Unit (AU) = 327204441601.04987 Cubits (cubit)

1 Astronomicalunit equals 327204441601.04987 cubits.

Astronomical Unit to Span

1 AU = 654408883202.0997 span

1 Astronomical Unit (AU) = 654408883202.0997 Spans (span)

1 Astronomicalunit equals 654408883202.0997 spans.

Astronomical Unit to Hand

1 AU = 1472419987204.7244 hh

1 Astronomical Unit (AU) = 1472419987204.7244 Hands (hh)

1 Astronomicalunit equals 1472419987204.7244 hands.

Astronomical Unit to Palm

1 AU = 1963226649606.299 palm

1 Astronomical Unit (AU) = 1963226649606.299 Palms (palm)

1 Astronomicalunit equals 1963226649606.299 palms.

Astronomical Unit to Digit

1 AU = 7852906598425.196 digit

1 Astronomical Unit (AU) = 7852906598425.196 Digits (digit)

1 Astronomicalunit equals 7852906598425.196 digits.

Astronomical Unit to Link

1 AU = 743646458184.2042 link

1 Astronomical Unit (AU) = 743646458184.2042 Links (link)

1 Astronomicalunit equals 743646458184.2042 links.

Astronomical Unit to Ell

1 AU = 130881776640.41995 ell

1 Astronomical Unit (AU) = 130881776640.41995 Ells (ell)

1 Astronomicalunit equals 130881776640.41995 ells.

Astronomical Unit to Barleycorn

1 AU = 17662086269185.36 barleycorn

1 Astronomical Unit (AU) = 17662086269185.36 Barleycorns (barleycorn)

1 Astronomicalunit equals 17662086269185.36 barleycorns.

Astronomical Unit to Light-Second

1 AU = 499.00478383615643 ls

1 Astronomical Unit (AU) = 499.00478383615643 Light-Seconds (ls)

1 Astronomicalunit equals 499.00478383615643 Light-Seconds.

Astronomical Unit to Light-Minute

1 AU = 8.316746397269274 lm

1 Astronomical Unit (AU) = 8.316746397269274 Light-Minutes (lm)

1 Astronomicalunit equals 8.316746397269274 Light-Minutes.

Astronomical Unit to Light-Hour

1 AU = 0.13861243992880115 lh

1 Astronomical Unit (AU) = 0.13861243992880115 Light-Hour (lh)

1 Astronomicalunit equals 0.13861243992880115 Light-Hour.

Astronomical Unit to Light-Day

1 AU = 0.005775518331704566 ld

1 Astronomical Unit (AU) = 0.005775518331704566 Light-Day (ld)

1 Astronomicalunit equals 0.005775518331704566 Light-Day.

Astronomical Unit to Light-Year

1 AU = 0.00001581250740982066 ly

1 Astronomical Unit (AU) = 0.00001581250740982066 Light-Year (ly)

1 Astronomicalunit equals 0.00001581250740982066 Light-Year.

Astronomical Unit to Parsec

1 AU = 0.000004848136811095356 pc

1 Astronomical Unit (AU) = 0.000004848136811095356 Parsec (pc)

1 Astronomicalunit equals 0.000004848136811095356 Parsec.

Astronomical Unit to Kiloparsec

1 AU = 4.848136811095355e-9 kpc

1 Astronomical Unit (AU) = 4.848136811095355e-9 Kiloparsec (kpc)

1 Astronomicalunit equals 4.848136811095355e-9 Kiloparsec.

Astronomical Unit to Megaparsec

1 AU = 4.848136811095356e-12 Mpc

1 Astronomical Unit (AU) = 4.848136811095356e-12 Megaparsec (Mpc)

1 Astronomicalunit equals 4.848136811095356e-12 Megaparsec.

Astronomical Unit to Gigaparsec

1 AU = 4.848136811095356e-15 Gpc

1 Astronomical Unit (AU) = 4.848136811095356e-15 Gigaparsec (Gpc)

1 Astronomicalunit equals 4.848136811095356e-15 Gigaparsec.

Astronomical Unit to Nautical Mile

1 AU = 80776388.06695464 NM

1 Astronomical Unit (AU) = 80776388.06695464 Nautical Miles (NM)

1 Astronomicalunit equals 80776388.06695464 Nautical Miles.

Astronomical Unit to Fathom

1 AU = 81801110400.26247 ftm

1 Astronomical Unit (AU) = 81801110400.26247 Fathoms (ftm)

1 Astronomicalunit equals 81801110400.26247 fathoms.

Astronomical Unit to Cable Length

1 AU = 681675920.0021873 cable

1 Astronomical Unit (AU) = 681675920.0021873 Cable Lengths (cable)

1 Astronomicalunit equals 681675920.0021873 Cable Length s.

Astronomical Unit to Nautical League

1 AU = 26925462.688984882 NL

1 Astronomical Unit (AU) = 26925462.688984882 Nautical Leagues (NL)

1 Astronomicalunit equals 26925462.688984882 Nautical Leagues.

Astronomical Unit to Thou

1 AU = 5889679948818897 mil

1 Astronomical Unit (AU) = 5889679948818897 Thous (mil)

1 Astronomicalunit equals 5889679948818897 thous.

Astronomical Unit to Rod

1 AU = 29745858327.368168 rd

1 Astronomical Unit (AU) = 29745858327.368168 Rods (rd)

1 Astronomicalunit equals 29745858327.368168 rods.

Astronomical Unit to Chain

1 AU = 7436464581.842042 ch

1 Astronomical Unit (AU) = 7436464581.842042 Chains (ch)

1 Astronomicalunit equals 7436464581.842042 chains.

Astronomical Unit to Furlong

1 AU = 743646458.1842042 fur

1 Astronomical Unit (AU) = 743646458.1842042 Furlongs (fur)

1 Astronomicalunit equals 743646458.1842042 furlongs.

Astronomical Unit to Mile

1 AU = 92955807.27302553 mi

1 Astronomical Unit (AU) = 92955807.27302553 Miles (mi)

1 Astronomicalunit equals 92955807.27302553 miles.

Astronomical Unit to League

1 AU = 30985269.09100851 lea

1 Astronomical Unit (AU) = 30985269.09100851 Leagues (lea)

1 Astronomicalunit equals 30985269.09100851 leagues.

Convert Light-Day to Other Units

Light-Day to Inch

1 ld = 1019766471259842.5 in

1 Light-Day (ld) = 1019766471259842.5 Inches (in)

1 Light-Day equals 1019766471259842.5 inches.

Light-Day to Foot

1 ld = 84980539271653.53 ft

1 Light-Day (ld) = 84980539271653.53 Feet (ft)

1 Light-Day equals 84980539271653.53 feet.

Light-Day to Feet

1 ld = 84980539271653.53 ft

1 Light-Day (ld) = 84980539271653.53 Feets (ft)

1 Light-Day equals 84980539271653.53 feets.

Light-Day to Centimeter

1 ld = 2590206837000000 cm

1 Light-Day (ld) = 2590206837000000 Centimeters (cm)

1 Light-Day equals 2590206837000000 centimeters.

Light-Day to Meter

1 ld = 25902068370000 m

1 Light-Day (ld) = 25902068370000 Meters (m)

1 Light-Day equals 25902068370000 meters.

Light-Day to Kilometer

1 ld = 25902068370 km

1 Light-Day (ld) = 25902068370 Kilometers (km)

1 Light-Day equals 25902068370 kilometers.

Light-Day to Millimeter

1 ld = 25902068370000000 mm

1 Light-Day (ld) = 25902068370000000 Millimeters (mm)

1 Light-Day equals 25902068370000000 millimeters.

Light-Day to Yard

1 ld = 28326846423884.516 yd

1 Light-Day (ld) = 28326846423884.516 Yards (yd)

1 Light-Day equals 28326846423884.516 yards.

Light-Day to Yoctometer

1 ld = 2.590206837e+37 ym

1 Light-Day (ld) = 2.590206837e+37 Yoctometers (ym)

1 Light-Day equals 2.590206837e+37 yoctometers.

Light-Day to Zeptometer

1 ld = 2.590206837e+34 zm

1 Light-Day (ld) = 2.590206837e+34 Zeptometers (zm)

1 Light-Day equals 2.590206837e+34 zeptometers.

Light-Day to Attometer

1 ld = 2.5902068369999997e+31 am

1 Light-Day (ld) = 2.5902068369999997e+31 Attometers (am)

1 Light-Day equals 2.5902068369999997e+31 attometers.

Light-Day to Femtometer

1 ld = 2.5902068369999996e+28 fm

1 Light-Day (ld) = 2.5902068369999996e+28 Femtometers (fm)

1 Light-Day equals 2.5902068369999996e+28 femtometers.

Light-Day to Picometer

1 ld = 2.590206837e+25 pm

1 Light-Day (ld) = 2.590206837e+25 Picometers (pm)

1 Light-Day equals 2.590206837e+25 picometers.

Light-Day to Nanometer

1 ld = 2.590206837e+22 nm

1 Light-Day (ld) = 2.590206837e+22 Nanometers (nm)

1 Light-Day equals 2.590206837e+22 nanometers.

Light-Day to Micrometer

1 ld = 25902068370000003000 µm

1 Light-Day (ld) = 25902068370000003000 Micrometers (µm)

1 Light-Day equals 25902068370000003000 micrometers.

Light-Day to Decimeter

1 ld = 259020683700000 dm

1 Light-Day (ld) = 259020683700000 Decimeters (dm)

1 Light-Day equals 259020683700000 decimeters.

Light-Day to Decameter

1 ld = 2590206837000 dam

1 Light-Day (ld) = 2590206837000 Decameters (dam)

1 Light-Day equals 2590206837000 decameters.

Light-Day to Hectometer

1 ld = 259020683700 hm

1 Light-Day (ld) = 259020683700 Hectometers (hm)

1 Light-Day equals 259020683700 hectometers.

Light-Day to Megameter

1 ld = 25902068.37 Mm

1 Light-Day (ld) = 25902068.37 Megameters (Mm)

1 Light-Day equals 25902068.37 megameters.

Light-Day to Gigameter

1 ld = 25902.06837 Gm

1 Light-Day (ld) = 25902.06837 Gigameters (Gm)

1 Light-Day equals 25902.06837 gigameters.

Light-Day to Terameter

1 ld = 25.90206837 Tm

1 Light-Day (ld) = 25.90206837 Terameters (Tm)

1 Light-Day equals 25.90206837 terameters.

Light-Day to Petameter

1 ld = 0.02590206837 Pm

1 Light-Day (ld) = 0.02590206837 Petameter (Pm)

1 Light-Day equals 0.02590206837 petameter.

Light-Day to Exameter

1 ld = 0.00002590206837 Em

1 Light-Day (ld) = 0.00002590206837 Exameter (Em)

1 Light-Day equals 0.00002590206837 exameter.

Light-Day to Zettameter

1 ld = 2.590206837e-8 Zm

1 Light-Day (ld) = 2.590206837e-8 Zettameter (Zm)

1 Light-Day equals 2.590206837e-8 zettameter.

Light-Day to Yottameter

1 ld = 2.5902068370000002e-11 Ym

1 Light-Day (ld) = 2.5902068370000002e-11 Yottameter (Ym)

1 Light-Day equals 2.5902068370000002e-11 yottameter.

Light-Day to Cubit

1 ld = 56653692847769.03 cubit

1 Light-Day (ld) = 56653692847769.03 Cubits (cubit)

1 Light-Day equals 56653692847769.03 cubits.

Light-Day to Span

1 ld = 113307385695538.06 span

1 Light-Day (ld) = 113307385695538.06 Spans (span)

1 Light-Day equals 113307385695538.06 spans.

Light-Day to Hand

1 ld = 254941617814960.62 hh

1 Light-Day (ld) = 254941617814960.62 Hands (hh)

1 Light-Day equals 254941617814960.62 hands.

Light-Day to Palm

1 ld = 339922157086614.1 palm

1 Light-Day (ld) = 339922157086614.1 Palms (palm)

1 Light-Day equals 339922157086614.1 palms.

Light-Day to Digit

1 ld = 1359688628346456.5 digit

1 Light-Day (ld) = 1359688628346456.5 Digits (digit)

1 Light-Day equals 1359688628346456.5 digits.

Light-Day to Link

1 ld = 128758392835838.69 link

1 Light-Day (ld) = 128758392835838.69 Links (link)

1 Light-Day equals 128758392835838.69 links.

Light-Day to Ell

1 ld = 22661477139107.61 ell

1 Light-Day (ld) = 22661477139107.61 Ells (ell)

1 Light-Day equals 22661477139107.61 ells.

Light-Day to Barleycorn

1 ld = 3058095439197166.5 barleycorn

1 Light-Day (ld) = 3058095439197166.5 Barleycorns (barleycorn)

1 Light-Day equals 3058095439197166.5 barleycorns.

Light-Day to Astronomical Unit

1 ld = 173.14463266621883 AU

1 Light-Day (ld) = 173.14463266621883 Astronomical Units (AU)

1 Light-Day equals 173.14463266621883 Astronomicalunits.

Light-Day to Light-Second

1 ld = 86399.99999599723 ls

1 Light-Day (ld) = 86399.99999599723 Light-Seconds (ls)

1 Light-Day equals 86399.99999599723 Light-Seconds.

Light-Day to Light-Minute

1 ld = 1439.9999999332872 lm

1 Light-Day (ld) = 1439.9999999332872 Light-Minutes (lm)

1 Light-Day equals 1439.9999999332872 Light-Minutes.

Light-Day to Light-Hour

1 ld = 23.9999999944406 lh

1 Light-Day (ld) = 23.9999999944406 Light-Hours (lh)

1 Light-Day equals 23.9999999944406 Light-Hours.

Light-Day to Light-Year

1 ld = 0.0027378507870052613 ly

1 Light-Day (ld) = 0.0027378507870052613 Light-Year (ly)

1 Light-Day equals 0.0027378507870052613 Light-Year.

Light-Day to Parsec

1 ld = 0.0008394288672726788 pc

1 Light-Day (ld) = 0.0008394288672726788 Parsec (pc)

1 Light-Day equals 0.0008394288672726788 Parsec.

Light-Day to Kiloparsec

1 ld = 8.394288672726789e-7 kpc

1 Light-Day (ld) = 8.394288672726789e-7 Kiloparsec (kpc)

1 Light-Day equals 8.394288672726789e-7 Kiloparsec.

Light-Day to Megaparsec

1 ld = 8.394288672726788e-10 Mpc

1 Light-Day (ld) = 8.394288672726788e-10 Megaparsec (Mpc)

1 Light-Day equals 8.394288672726788e-10 Megaparsec.

Light-Day to Gigaparsec

1 ld = 8.394288672726789e-13 Gpc

1 Light-Day (ld) = 8.394288672726789e-13 Gigaparsec (Gpc)

1 Light-Day equals 8.394288672726789e-13 Gigaparsec.

Light-Day to Nautical Mile

1 ld = 13985998039.956804 NM

1 Light-Day (ld) = 13985998039.956804 Nautical Miles (NM)

1 Light-Day equals 13985998039.956804 Nautical Miles.

Light-Day to Fathom

1 ld = 14163423211942.258 ftm

1 Light-Day (ld) = 14163423211942.258 Fathoms (ftm)

1 Light-Day equals 14163423211942.258 fathoms.

Light-Day to Cable Length

1 ld = 118028526766.18549 cable

1 Light-Day (ld) = 118028526766.18549 Cable Lengths (cable)

1 Light-Day equals 118028526766.18549 Cable Length s.

Light-Day to Nautical League

1 ld = 4661999346.652267 NL

1 Light-Day (ld) = 4661999346.652267 Nautical Leagues (NL)

1 Light-Day equals 4661999346.652267 Nautical Leagues.

Light-Day to Thou

1 ld = 1019766471259842400 mil

1 Light-Day (ld) = 1019766471259842400 Thous (mil)

1 Light-Day equals 1019766471259842400 thous.

Light-Day to Rod

1 ld = 5150335713433.548 rd

1 Light-Day (ld) = 5150335713433.548 Rods (rd)

1 Light-Day equals 5150335713433.548 rods.

Light-Day to Chain

1 ld = 1287583928358.387 ch

1 Light-Day (ld) = 1287583928358.387 Chains (ch)

1 Light-Day equals 1287583928358.387 chains.

Light-Day to Furlong

1 ld = 128758392835.8387 fur

1 Light-Day (ld) = 128758392835.8387 Furlongs (fur)

1 Light-Day equals 128758392835.8387 furlongs.

Light-Day to Mile

1 ld = 16094799104.479837 mi

1 Light-Day (ld) = 16094799104.479837 Miles (mi)

1 Light-Day equals 16094799104.479837 miles.

Light-Day to League

1 ld = 5364933034.826612 lea

1 Light-Day (ld) = 5364933034.826612 Leagues (lea)

1 Light-Day equals 5364933034.826612 leagues.