BeiDou-3: China's Global Navigation System
BeiDou-3 is the third generation of China's BeiDou Navigation Satellite System (BDS), which provides global navigation services. Officially completed in 2020, BeiDou-3 marks China's full entry into the global navigation satellite systems (GNSS) arena, alongside GPS (United States), GLONASS (Russia),
| Active satellites | 15,725 |
| Catalogued objects | 31,481 |
| Starlink active | 9,873 |
Introduction to BeiDou-3
BeiDou-3 is the third generation of China's BeiDou Navigation Satellite System (BDS), which provides global navigation services. Officially completed in 2020, BeiDou-3 marks China's full entry into the global navigation satellite systems (GNSS) arena, alongside GPS (United States), GLONASS (Russia), and Galileo (European Union). The system is designed to offer precise positioning, navigation, and timing services worldwide.
Mission and Purpose
The primary mission of BeiDou-3 is to provide global coverage for navigation services, enhancing China's national security and economic development. It supports a variety of applications, including transportation, agriculture, and disaster relief. BeiDou-3 also plays a crucial role in China's Belt and Road Initiative by offering navigation services to participating countries. The system is capable of providing high-precision positioning with an accuracy of up to 2.5 metres in the Asia-Pacific region.
Orbital Characteristics
BeiDou-3 satellites operate in three types of orbits: geostationary orbit (GEO), inclined geosynchronous orbit (IGSO), and medium Earth orbit (MEO). The MEO satellites, which form the backbone of the global coverage, orbit at an altitude of approximately 21,500 kilometres with an inclination of 55 degrees. Each satellite has a NORAD ID for tracking purposes, which can be found in Orbital Radar's Satellite Library. The combination of these orbits allows BeiDou-3 to provide comprehensive coverage and redundancy.
Significance and Legacy
BeiDou-3 is significant not only for its technical capabilities but also for its strategic importance to China. It reduces China's reliance on foreign GNSS systems and enhances its ability to operate independently in space. The system's success has positioned China as a major player in the global space industry. BeiDou-3's legacy is expected to influence future developments in satellite navigation technology and international collaborations.
Current Status and Future Prospects
As of 2023, BeiDou-3 is fully operational with 35 satellites in orbit, according to Orbital Radar's live catalogue. The system continues to expand its user base and improve its services. Future upgrades may include enhancements to signal accuracy and resilience. The BeiDou Tracker on Orbital Radar provides real-time data on the constellation's status and visible passes.
📎 Cite this article · data available
Orbital Radar Newsroom. (2026). BeiDou-3: China's Global Navigation System. Orbital Radar. https://orbitalradar.com/blog/beidou-3-global-navigation-system"BeiDou-3: China's Global Navigation System." Orbital Radar, 23 September 2026, https://orbitalradar.com/blog/beidou-3-global-navigation-system.@misc{orbitalradar_beidou_3_global_navigation_system,
title = {BeiDou-3: China's Global Navigation System},
author = {{Orbital Radar}},
year = {2026},
howpublished = {\url{https://orbitalradar.com/blog/beidou-3-global-navigation-system}}
}
