A priori SRP model for BDS-3 satellites

Reduced orbit errors

An a priori solar radiation pressure model based on combined inter-satellite link and ground observations, reducing systematic orbit determination errors for BDS-3 MEO satellites.

Lv, Yifei · Zihao, Liu · Jiang, Rui · Xie, Xin

Remote Sensing 2024

Specifications

CAST satellites improved

{'zh': '0.097', 'en': '0.097'} cm/deg

from cm deg

{'zh': '0.067', 'en': '0.009'} cm/deg

残差标准差分别降低

{'zh': '21.8', 'en': ''} %

Advantages

Using 281 days of ISL observations