Light-week

A Light-week or lightweek (symbol: lw) is a unit of measurement of length, specifically the distance light travels in vacuum in one standard week.

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

Description (Specifications)

One (Solomani) light-week is equal to:

1. About 181,300,000,000,000 meters
2. About 1,202 astronomical units
3. About 0.005876 parsecs

History & Background (Dossier)

The exact length of the light-week depends on the length of the reference week used in the calculation.

• Within the Imperium, an Imperial standard week of 168 Imperial standard hours is used.
• The light-week is often used to measure distances between worlds within systems.
• The preferred unit of measurement for such distances is the astronomical unit (AU).

References & Contributors (Sources)

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 Far Future Enterprises or by permission of the author. The page history lists all of the contributions.

• Marc Miller. Imperial Encyclopedia (Game Designers Workshop, 1987), TBD.
• Frank Chadwick, Dave Nilsen. Fire, Fusion, & Steel (Game Designers Workshop, 1994), 5.
• David Golden, Guy Garnett. Fire, Fusion & Steel (Imperium Games, 1997), 7.
• Marc Miller. T5 Core Rules (Far Future Enterprises, 2013), 615.
• Traveller Wiki Editorial Team
• Author & Contributor: Lord (Marquis) and Master of Sophontology Maksim-Smelchak of the Ministry of Science