CHCNAV PointSky

Explore our FAQs

• 1. What is CHCNAV PointSky?

  PointSky is CHC Navigation’s L-Band satellite-based GNSS correction service. It uses PPP-based correction technology to deliver centimeter-level positioning to compatible CHCNAV GNSS receivers without requiring a local base station or NTRIP connection.

• 2. How long does PointSky take to converge?

  PointSky typically converges to full accuracy within 1 to 5 minutes, depending on the service region, receiver model, firmware, and field conditions. In selected enhanced service regions, convergence can be achieved as fast as under 1 minute.

• 3. What is the difference between PointSky and PointNet?

  PointSky delivers GNSS corrections via L-Band satellite broadcast and is designed for high-accuracy positioning in remote or network-limited areas without a local base station or cellular connection. PointNet is an NTRIP Correction Service delivered through cellular or internet networks, providing near-instant RTK convergence in areas with network RTK coverage.

• 4. What is PointSky's coverage?

  PointSky satellite correction coverage is available in supported service regions, including parts of Asia, Eastern Europe, Eastern Africa, Australia, and the Americas. Coverage, accuracy, convergence time, and service performance may vary by region, receiver model, and subscription plan.

• 5. What GNSS hardware is required for PointSky?

  PointSky requires compatible CHC Navigation GNSS receivers powered by the StellaX chip series. Availability may vary by receiver model, firmware version, service activation, and regional coverage.

• 6. What data format and protocol does PointSky use?

  PointSky uses CHC Navigation’s proprietary GNSS correction protocol. Corrections are delivered to compatible receivers through L-Band satellite broadcast.

• 7. What is the subscription price of CHCNAV PointSky?

  PointSky subscription pricing depends on the selected service plan, coverage area, subscription duration, and receiver configuration. For detailed pricing and available options, please contact CHC Navigation through the inquiry page or your local authorized dealer.