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Survey of Bangladesh GNSS Service

Bangladesh CORS Network — Survey of Bangladesh GNSS Service

Who operates it

  • Managed by the Survey of Bangladesh (SOB), the national surveying and mapping agency.
  • The CORS infrastructure supports the official geodetic reference frame for the country.

Availability & access

  • Data and correction services are provided through the Survey of Bangladesh.
  • Access may be limited to authorized government, academic, or professional users, though some data is openly shared for scientific collaboration.

Coverage & scale

  • A growing national network of continuously operating GNSS reference stations distributed across Bangladesh.
  • Designed to strengthen national geodetic control and align with regional and global reference frames.

Typical use cases

  • National mapping and cadastral surveying.
  • Engineering and infrastructure projects requiring precise georeferencing.
  • Research in geodynamics, tectonic plate motion, and climate-related monitoring such as land subsidence and sea-level rise.

How it’s used in practice

  • Surveyors connect GNSS rovers to the CORS system for real-time RTK corrections.
  • Government agencies and universities use RINEX data for post-processed positioning and geodetic studies.

Notes

  • The establishment of the Bangladesh CORS network is part of a broader modernization of the country’s geospatial infrastructure.
  • It enhances disaster management planning, especially for flood-prone regions and coastal monitoring.

Coverage map

Bangladesh CORS Network