Light-second

A Light-second or lightsecond is a unit of measurement of length.

• It is an astrographic scale measurement.
• It is a standard Imperial metric.

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Please refer to the following AAB Library Data for more information:
Starship:

• Speed of Travel

• NAFAL (STL) - (Not As Fast As Light) / (Slower Than Light)
• Light Speed (c)
• FTL - (Faster Than Light) - "Superluminal"

• Astronomical Unit (AU)

» Imperial Standard Astronomical Unit

• Light-second (ls)
• Light-minute (lm)
• Light-hour (lh)
• Light-day (ld)
• Light-week (lw)
• Light-year (ly)
• Parsec (pc)

» Solomani Parsec

» Vilani Parsec ("Deshi")

» Imperial Standard Parsec

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Description (Specifications)

A light-second is specifically the distance light travels in a vacuum over a period of one second.

• The common abbreviation is ls.

One (Imperial) light-second is equal to:

1. About 299,792.458 kilometers
2. About 0.0020040 astronomical units
3. About 9.7156×10⁻⁹ parsecs

It is based on the standard Imperial second.

History & Background (Dossier)

• The light-second is often used to measure distances between worlds within systems, especially in reference to distance relative to communication and/or sensor lag.
• The preferred unit of general measurement for such distances is the kilometer (km).

References & Contributors (Sources)

This page uses content from Wikipedia. The original article was at Light-second. The list of authors can be seen in the page history. The text of Wikipedia is available under the Commons Attribution-ShareAlike 3.0 Unported License.

This list of sources was used by the Traveller Wiki Editorial Team and individual contributors to compose this article. Copyrighted material is used under license from Mongoose Publishing or by permission of the author. The page history lists all of the contributions.

• Wikipedia: Light-second
• Wikipedia Table - Lightsecond
• Contributor: WHULorigan