ISO 19170-1:2021


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This document supports the definition of: — A Discrete Global Grid Systems (DGGS) core comprising: — an RS using zonal identifiers with structured geometry, and — functions providing import, export and topological query, — Common spatio-temporal classes for geometry, topology, RS using zonal identifiers, zonal identifiers and zones, based on ISO 19111 CRS. The spatio-temporal scope is constrained to: — spatial elements that are invariant through all time, and — temporal elements that are invariant across all space. — Equal-Area Earth Reference Systems (EAERSs) for Equal-Area Earth DGGS.

Products specifications

  • Standard from ISO
  • Published:
  • Edition: 1
  • Document type: IS
  • Pages
  • Publisher: ISO
  • Distributor: ISO
  • ICS: 35.240.70
  • International TC: ISO/TC 211