TerraStar Correction Services

TerraStar GNSS Correction Services

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TerraStar's global correction services are faster and more accurate than ever before delivering data in real-time, with minimal latency, directly to your NovAtel receiver. Discover the TerraStar service for your application.



TerraStar Correction Services unlock high-performance real-time positioning for applications around the world. Powered by an expansive global system, TerraStar corrections provide seamless worldwide coverage giving you the highest quality data for assured, reliable positioning anywhere, anytime.

TerraStar completes the high-precision solution for OEM7 applications from Hexagon | NovAtel on or above land, including agriculture,
construction, survey, UAV and ground truth systems. With a range of options to fit your needs, TerraStar is as precise and flexible as you need to be.

TerraStar’s global services deliver correction data in real-time with minimal latency directly to your NovAtel receiver. Driven by a culture of innovation and excellence, TerraStar’s global positioning is faster and more accurate than ever before, proving that RTK From the Sky performance is possible anywhere, anytime. With 99.999% availability and the convenience of both satellite and Internet delivery, TerraStar is always on and ready to power your application, wherever you are in the world.

TerraStar offers advanced solutions for NovAtel OEM7 users to enhance their positioning experience, even improving existing RTK configurations. RTK ASSIST options maintain reliable centimetre-level accuracy during RTK outages and TerraStar-X continues the tradition
of leading-edge technology, all with the convenience of satellite delivery.


High-performance global corrections

TerraStar’s worldwide reference station network delivers a constant stream of clean measurements into our correction generation servers. This independently owned and operated network is the backbone for high-quality, multi-constellation and multi-frequency clock and orbit corrections.

Reliability trusted by leaders

Reliability is built into the whole system, from redundancy at each reference station to geographically separated, independent network control centres. This robust system, combined with our expert monitoring and support teams, ensures over 99.999% service availability and uptime.

Total solution design

TerraStar users get the best performance and experience from NovAtel systems. Long-trusted for high-precision positioning technology, NovAtel’s corrections, positioning algorithms and hardware are designed side-by-side to ensure a seamless solution with powerful performance. The result is 24/7/365 all-weather operation.

The security of simplicity

Corrections are broadcast over geostationary L-Band communication satellites for continuous, no-hassle data delivery and are conveniently available over the Internet for connected users. Subscriptions are easy to manage online, with flexible durations and scalable service levels to suit your application needs.

TerraStar-C PRO

Best in class for fast, highly accurate positioning

Transformed by our global RTK From the Sky technology, TerraStar-C PRO redefines the global PPP experience for precision applications. The world’s most reliable global service at the fastest speeds.


  • Robust centimetre-level accuracy
  • Convergence in as fast as 3 minutes
  • Instant re-convergence
  • Satellite or Internet delivery

Compatible products:

  • All OEM7 receivers
  • SMART7 and SMART2


Standard high accuracy positioning for OEM6

The trusted choice for centimetre-level positioning on NovAtel’s OEM6 receivers. TerraStar-C is ideal for applications looking for precision, reliability and the ease of satellite delivery.


  • Robust centimetre-level accuracy
  • Convergence in less than 30 minutes
  • Instant re-convergence
  • Satellite or Internet delivery

Compatible products:

  • All OEM6 receivers
  • SMART6-L


Entry level performance for basic positioning

The dependable choice for operations requiring consistent, repeatable performance with no concerns of data outages or service downtime. TerraStar-L is ideal for users outside of SBAS regions.


  • Half-metre accuracy
  • 15 cm pass-to-pass accuracy
  • Convergence in under 5 minutes
  • Satellite or Internet delivery

Compatible products:

  • All OEM7 receivers
  • OEM628 and FlexPak6
  • SMART2 and SMART6-L



The TerraStar GNSS Correction Services from NovAtel are available through Canal Geomatics. If you would like more information about these services, please feel free to get in touch with us by completing the Request Pricing form.