From Traveller Wiki - Science-Fiction Adventure in the Far future

Mapping unit in Astrography. Average density: 30 to 40 worlds per subsector.

Subsectors are noted within a Sector by their position using the first sixteen letters of the alphabet (A-P). In addition, they are named and may be called by a variety of synonyms for subsector, including province, cluster, or district. Imperial convention is to assign numbers to districts (for example, District 268) which are under Imperial protection pending integration into the Imperium.

This article was copied or excerpted from the following copyrighted sources and used under license from Far Future Enterprises and by permission of the author.

– Supplement 11 Library Data (N-Z)

– The Traveller Book

[edit] Non-Canon

Feel free to enter further information and/or personal experiences with this astrographical designation.