Lichtsekunde
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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 one second, and is equal to exactly (approximately or ).
In the Vinony graph
Within Vinony's link graph, Lichtsekunde is referenced by 49 other articles, and connects out to parsec, International System of Units and orders of magnitude.
It sits within the topics Units of length and Units of measurement in astronomy.
Its subject is documented across 27 Wikipedia language editions.
Key facts
- Unit.image
- Earth and Moon Size and Distance scale - with real-time light speed!.webm
- Unit.caption
- The distance between the Earth and the Moon is approximately 1.3 light-seconds
- Unit.quantity
- length
- Unit.units1
- SI units
- Unit.units2
- astronomical units
- Unit.inunits2
-   
- Unit.units3
- imperial/US units
via Wikipedia infobox
Wikidata facts
- Instance of
- unit of length
Show 3 more facts
- conversion to SI unit
- 299792458
- measured physical quantity
- length
- Wikidata SPARQL query equivalent
- wd:Q909315 p:P2370/psn:P2370 [wikibase:quantityAmount ?source; wikibase:quantityUnit ?base]. ?item p:P2370/psn:P2370 [wikibase:quantityAmount ?target; wikibase:quantityUnit ?base]. BIND(?source / ?target as ?value)
Sources (1)
via Wikidata · CC0
Gallery (4)
Connections
parsec
Entity
International System of Units
Entity
orders of magnitude
Entity
lunar distance
Entity
Earth
Concept
Sun
Concept
Moon
Concept
astronomy
Entity
Solar System
Entity
Mercury
Entity
Saturn
Entity
time
Entity
light
Entity
Pluto
Entity
Gregorian calendar
Entity
metre
Entity
second
Entity
International Standard Book Number
Entity
light-year
Entity
theory of relativity
Entity