103-0187-01L Space Geodesy
| Semester | Autumn Semester 2023 |
| Lecturers | B. Soja |
| Periodicity | yearly recurring course |
| Language of instruction | English |
| Abstract | GNSS, VLBI, SLR/LLR and satellite altimetry: Principles, instrumentation and observation equation. Modelling and estimation of station coordinates and station motion. Ionospheric and tropospheric refraction and estimation of atmospheric parameters. Equation of motion of the unperturbed and perturbed satellite orbit. Perturbation theory and orbit determination. | |||||||||||||||||||||||||||||||||||||||
| Learning objective | After this course, the students should be able to • Describe the major observation techniques in space geodesy • Describe the necessary modeling and analysis approaches to derive geodetic products of highest quality • Select the appropriate space geodetic data for scientific investigations • Analyze the space geodetic data for scientific purposes • Interpret the scientific results | |||||||||||||||||||||||||||||||||||||||
| Content | Overview of GNSS, Very Long Baseline Interferometry (VLBI), Satellite and Lunar Laser Ranging (SLR/LLR), Satellite Radar Altimetry with the basic principles, the instruments and observation equations. Modelling of the station motions and the estimation of station coordinates. Basics of wave propagation in the atmosphere. Signal propagation in the ionosphere and troposphere for the different observation techniques and the determination of atmospheric parameters. Equation of motion of the unperturbed and perturbed satellite orbit. Osculating and mean orbital elements. General and special perturbation theory and the determination of satellite orbits. | |||||||||||||||||||||||||||||||||||||||
| Lecture notes | Script M. Rothacher "Space Geodesy" | |||||||||||||||||||||||||||||||||||||||
Competencies |
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