38 citations · 156 across the 8 of their papers we have counts for
8 papers
Precise Real-Time Navigation of LEO Satellites Using a Single-Frequency GPS Receiver and Ultra-Rapid Ephemerides
Xiucong Sun, Chao Han, Pei Chen
Precise (sub-meter level) real-time navigation using a space-capable single-frequency global positioning system (GPS) receiver and ultra-rapid (real-time) ephemerides from the inte…
Autonomous Orbit Determination Using Epoch-Differenced Gravity Gradients and Starlight Refraction
Pei Chen, Tengda Sun, Xiucong Sun
Autonomous orbit determination via integration of epoch-differenced gravity gradients and starlight refraction is proposed in this paper for low-Earth-orbiting satellites operating…
Instantaneous GNSS attitude determination: A Monte Carlo sampling approach
Xiucong Sun, Chao Han, Pei Chen
A novel instantaneous GNSS ambiguity resolution approach which makes use of only single-frequency carrier phase measurements for ultra-short baseline attitude determination is prop…
Real-time kinematic positioning of LEO satellites using a single-frequency GPS receiver
Pei Chen, Jian Zhang, Xiucong Sun
Due to their low cost and low power consumption, single-frequency GPS receivers are considered suitable for low-cost space applications such as small satellite missions. Recently,…
Rapid Satellite-to-Site Visibility Determination Based on Self-Adaptive Interpolation Technique
Chao Han, Xiaojie Gao, Xiucong Sun
Rapid satellite-to-site visibility determination is of great significance to coverage analysis of satellite constellations as well as onboard mission planning of autonomous spacecr…
Low-Earth Orbit Determination from Gravity Gradient Measurements
Xiucong Sun, Pei Chen, Christophe Macabiau +1
An innovative orbit determination method which makes use of gravity gradients for Low-Earth-Orbiting satellites is proposed. The measurement principle of gravity gradiometry is bri…
Gravity Gradient Tensor Eigendecomposition for Spacecraft Positioning
Pei Chen, Xiucong Sun, Chao Han
In this Note, a new approach to spacecraft positioning based on GGT inversion is presented. The gravity gradient tensor is initially measured in the gradiometer reference frame (GR…
Autonomous Orbit Determination via Kalman Filtering of Gravity Gradients
Xiucong Sun, Pei Chen, Christophe Macabiau +1
Spaceborne gravity gradients are proposed in this paper to provide autonomous orbit determination capabilities for near Earth satellites. The gravity gradients contain useful posit…