Binary Terrain

File Format
Name	Binary Terrain
Ontology	Electronic File Formats Geospatial Binary Terrain
Extension(s)	.bt
Released	1997

Binary Terrain (BT) is a format to express elevation grids, designed to be more efficient than other such formats.

Specifications

• Current BT spec
• Version 1.2
• Version 1.1
• Version 1.0

Metaformat files

• Synalysis grammar file (for Hexinator / Synalize It!; more details)