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Precision Assessment of Near Real Time Precise Orbit Determination for Low Earth Orbiter [PDF]
Journal of Astronomy and Space Sciences, 2011 The precise orbit determination (POD) of low earth orbiter (LEO) has complied with its required positioning accuracy by the double-differencing of observations between International GNSS Service (IGS) and LEO to eliminate the common clock error of the ...
Jong-Yeoun Choi, Sang-Jeong Lee
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Real-Time Precise Orbit Determination for LEO between Kinematic and Reduced-Dynamic with Ambiguity Resolution [PDF]
Aerospace, 2022 The real-time integer-ambiguity resolution of the carrier-phase observation is one of the most effective approaches to enhance the accuracy of real-time precise point positioning (PPP), kinematic precise orbit determination (KPOD), and reduced-dynamic ...
Zhiyu Wang +7 more
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Remote Sensing, 2022 Offering real-time precise point positioning (PPP) services for global and large areas based on global navigation satellite systems (GNSS) has drawn more and more attention from institutions and companies. A precise and reliable satellite orbit is a core
Bingfeng Tan +3 more
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A review of real-time multi-GNSS precise orbit determination based on the filter method
Satellite Navigation, 2022 Stable and reliable high-precision satellite orbit products are the prerequisites for the positioning services with high performance. In general, the positioning accuracy depends strongly on the quality of satellite orbit and clock products, especially ...
Yidong Lou +7 more
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A Novel Method for Precise Onboard Real-Time Orbit Determination with a Standalone GPS Receiver [PDF]
Sensors, 2015 Satellite remote sensing systems require accurate, autonomous and real-time orbit determinations (RTOD) for geo-referencing. Onboard Global Positioning System (GPS) has widely been used to undertake such tasks.
Fuhong Wang +3 more
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Precise Orbit Determination of GPS Satellites for Real Time Applications [PDF]
Journal of Astronomy and Space Sciences, 2001 The accuracy of GPS applications is heavily dependent on the satellite ephemeris and earth orientation parameter. Specially applications like as the real time monitoring of troposphere and ionosphere require real time or predicted ephemeris and earth ...
Hyung-Chul Lim +4 more
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T-RAIM for Precise Orbit Determination in LEO-PNT [PDF]
SensorsThe rapid development of Low Earth Orbit Position, Navigation, and Timing (LEO-PNT) constellations presents opportunities to augment Global Navigation Satellite Systems (GNSSs) with additional signals from Low Earth Orbit (LEO) satellites, thereby ...
Ciro Gioia +4 more
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Real-Time Orbit Determination of Korean Navigation Satellite System based on Multi-GNSS Precise Point Positioning [PDF]
E3S Web of Conferences, 2019 This study proposes real-time orbit/clock determination of Korean Navigation Satellite System (KNSS), which employs the kinematic precise point positioning (PPP) solutions of multiple Global Navigation Satellite System (multi-GNSS) to compensate for ...
Kim Gimin +3 more
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Remote Sensing, 2022 Real-time precise orbit determination (POD) of low earth orbiters (LEOs) is crucial for orbit maintenance as well as autonomous operation for space missions.
Min Li +5 more
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LEO Onboard Real-Time Orbit Determination Using GPS/BDS Data with an Optimal Stochastic Model [PDF]
Remote Sensing, 2020 The advancements of Earth observations, remote sensing, communications and navigation augmentation based on low Earth orbit (LEO) platforms present strong requirements for accurate, real-time and autonomous navigation of LEO satellites.
Xuewen Gong +3 more
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