A Near-Real-Time Automatic Orbit Determination System for COSMIC and Its Follow-On Satellite Mission: Analysis of Orbit and Clock Errors on Radio Occultation. - Yi-Shan Li; Cheinway Hwang; Tzu-Pang Tseng; Cheng-Yung Huang; Heike Bock (IEEE Trans. Geosci. Remote. Sens., 2014)