RIG - Reference points for indirect georeferencing From Administration du cadastre et de la topographie The RIG – Reference points for indirect georeferencing are surveyed control points documented for the indirect georeferencing of imagery, surveys, and other geospatial data. Each reference point is accompanied by a detailed sketch to facilitate its identification and location in the field.… Metadata quality: Metadata quality: Data description filled Files documented License filled Update frequency followed File formats are open Temporal coverage not set Spatial coverage filled Learn more about this indicator Metadata quality: 89.0% Updated 2 weeks ago Creative Commons Zero (CC0) 0 reuses 0 favorites