Home The Institute of Space and Astronautical Science Report A Feasibility Study for Observing Small Lunar and Martian
Ionospheres by Radio Occultation Technique



THE INSTITUTE OF SPACE AND ASTRONAUTICAL SCIENCE
NO. 678 , July2000


A Feasibility Study for Observing Small Lunar and Martian
Ionospheres by Radio Occultation Technique

By

K. Noguchi , T. Imamura , and K.-I. Oyama

INDEX

Abstract

1. INTRODUCTION
1.1 Radio Occultation Measurements by Nozomi and Selene
1.2 Previous Radio Occultation Measurements Of The Martian Ionosphere And The Lunar Ionosphere
1.3 The Effect Of The Terrestrial Ionosphere On The Radio Occultation Measurement

2. PHASE SHIFT DUE TO PLANETARY IONOSPHERES
2.1 Principle Of The Phase Shift Due To Plasma
2.2 Martian Ionosphere
2.3 Lunar Ionosphere

3. PROPERTIES OF THE FLUCTUATION OF THE TERESTRIAL IONOSPHERE
3.1 Method
3.2 Results

4. ESTIMATION OF THE FLUCTUATION OF THE TERRESTRIAL IONOSPHERE ALONG THE RAY PATH

4.1 Method
4.2 Results

5 SUMMARY AND CONCLUSIONS


ACKNOWLEDGEMENTS


REFERENCES


REPORTS ALRADY PUBLISHED



previous next

Home The Institute of Space and Astronautical Science Report A Feasibility Study for Observing Small Lunar and Martian
Ionospheres by Radio Occultation Technique