Acta Geodaetica et Cartographica Sinica >

2014 , Vol. 43 >Issue 11: 1132 - 1138

DOI: https://doi.org/10.13485/j.cnki.11-2089.2014.0186

Multi-GNSS Joint Precise Orbit Determination of BeiDou Navigation Satellites System

  • LIU Weiping HAO Jinming LI Jianwen CHEN Mingjian
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  • Information Engineering University

Received date: 2014-02-25

  Revised date: 2014-07-26

  Online published: 2014-12-02

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Abstract

Precise?orbit?productis?very?important?for?application?of?BeiDou?Navigation?Satellite?System.A?method?of?zero-differenced?multi-GNSS?joint?precise?orbit?determination?of?BeiDou?satellites?based?on?ambiguity?fixing?is?present.?The?realization?of?ambiguity?fixing?is?focused?on.?

The?real?data?is?analyzed,?and?the?results?show?that?the?three?dimensional?precision?of?GEO,?IGSO?and?MEO?can?respectively?reach?1.263m,?

0.241m?and?0.134m.?The?radial?precision?of?the?three?types?of?satellites?can?averagely?be?better?than?10cm,?and?that?of?IGSO?and?MEO?can?mostly?

be?better?than?5cm.?After?ambiguity?fixing,?the?three?dimensional?precision?of?BDS?is?improved?21.8%?averagely,?and?the?tangential?precision?is?

improved?most?obviously,?especially?for?GEO. 

Key words： BeiDou Navigation Satellite System; ambiguity fixing; zero-difference precise orbit determination; Multi-GNSS processing; SLR

Cite this article

LIU Weiping HAO Jinming LI Jianwen CHEN Mingjian . Multi-GNSS Joint Precise Orbit Determination of BeiDou Navigation Satellites System[J]. Acta Geodaetica et Cartographica Sinica, 2014 , 43(11) : 1132 -1138 . DOI: 10.13485/j.cnki.11-2089.2014.0186

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