# Light-seconds Conversion

light-second conversion allows you find conversion from light-second to other units of length, and you can find more additional light-second information as the following.

### Light-seconds

The light-second is a unit of length useful in astronomy, telecommunications and relativistic physics. It is defined as the distance that light travels in free space in onesecond, and is equal to exactly 299792458 metres (just over 186282 miles).

DefinitionRelation to SI units

≡ Distance light travels in one second in vacuum

Light-seconds to

### Conversion table

pacegigameterleague (land)zettameterrodfingerspathand
1 7.62 × 10-10 0.0001578 7.62 × 10-22 0.1515152 34.2857143 7.62 × 10-13 7.5
1,312,335,958.0052 1 207,125.1035626 1.0 × 10-12 198,838,781.51595 44,994,375,703.037 0.001 9,842,519,685.0394
6,335.9580052 4.828 × 10-6 1 4.828 × 10-18 959.9936372 217,232.8458943 4.828 × 10-9 47,519.6850394
1.3123359580052 × 1021 1 000 000 000 000 2.0712510356255 × 1017 1 1.9883878151595 × 1020 4.4994375703037 × 1022 1 000 000 000 9.8425196850394 × 1021
6.6 5.0292 × 10-9 0.0010417 5.0292 × 10-21 1 226.2857143 5.0292 × 10-12 49.5
0.0291667 2.2225 × 10-11 4.6033554266777 × 10-6 2.2225 × 10-23 0.0044192 1 2.2225 × 10-14 0.21875
1,312,335,958,005.2 1 000 207,125,103.56255 1.0 × 10-9 198,838,781,515.95 44 994 375 703 037 1 9,842,519,685,039.4
0.1333333 1.016 × 10-10 2.1043910521955 × 10-5 1.016 × 10-22 0.0202020 4.5714286 1.016 × 10-13 1

### Legend

SymbolDefinition
exactly equal
approximately equal to
=equal to
digitsindicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …)

### Unit System

Science - Astronomy (Length)

### SI Conversion Table

 1 light-seconds = 299792458 meters 1.5 light-seconds = 449688687 meters 2 light-seconds = 599584916 meters 2.5 light-seconds = 749481145 meters 3 light-seconds = 899377374 meters