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Latvia CORS Network

Latvia CORS Network — LatPos GNSS RTK Service

Who operates it

  • LatPos is operated by the Latvian Geospatial Information Agency (LGIA), the national authority responsible for mapping and geodesy.
  • It is the official national CORS network of Latvia.

Availability & access

  • The service is free of charge, providing both real-time corrections and RINEX data.
  • Access is available to surveyors, engineers, universities, and other professional or research users.

Coverage & scale

  • LatPos covers the entire territory of Latvia with a well-distributed grid of reference stations.
  • Integrated into the EUPOS (European Position Determination System) framework and aligned with the ETRS89 reference frame.

Typical use cases

  • Cadastral surveying and property registration.
  • Infrastructure and construction projects needing centimeter-level accuracy.
  • Agricultural applications, including precision farming and machine guidance.
  • Scientific research, including geodynamics and environmental monitoring.

How it’s used in practice

  • Surveyors connect GNSS rovers to the LatPos NTRIP service for real-time RTK corrections.
  • Researchers and engineers download RINEX files for static and kinematic post-processing.

Notes

  • LatPos is known for its reliability and accessibility, being one of the few free national CORS networks in Europe.
  • It plays a crucial role in ensuring geodetic consistency across the Baltic region.

Coverage Map

Latvia CORS Network