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GeoPackage Files

GeoPackage is an open standard spatial database format based on SQLite.

What is GeoPackage?

Section titled “What is GeoPackage?”
  • Standard: Open Geospatial Consortium (OGC) standard
  • Format: SQLite database with spatial extensions
  • File Extension: .gpkg
  • Structure: One file, multiple tables, spatial indexing
  • Coordinates: WGS84 (EPSG:4326) - standard GPS coordinates

File Naming

Section titled “File Naming”

Network Survey creates separate GeoPackage files for each technology:

craxiom-cellular-20251025-143022.gpkg
craxiom-phonestate-20251025-143022.gpkg
craxiom-wifi_20251025-143022.gpkg
craxiom-bluetooth_20251025-143022.gpkg
craxiom-gnss_20251025-143022.gpkg

Spatial Reference System (SRS)

Section titled “Spatial Reference System (SRS)”

GeoPackage uses WGS84 (EPSG:4326):

  • EPSG Code: 4326
  • Coordinate System: Geographic (latitude/longitude)
  • Datum: WGS 84
  • Units: Decimal degrees
  • Range: Latitude -90 to +90, Longitude -180 to +180

This is the standard coordinate system used by GPS.

Section titled “Related”