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Satellite Geodesy and Spherical Astronomy

Major: Geodesy and Land Management
Code of Subject: 6.193.00.O.64
Credits: 7
Department: Higher Geodesy and Astronomy
Lecturer: Professor, D.Sc. Tretyak Kornylij Romanovich Associate Professor, Ph.D. Tsyupak Igor Mikhailovich Associate Professor, Ph.D., Bohdan Palianytsia, Ph.D., Iurii Lukianchenko.
Semester: 6 семестр
Mode of Study: денна
Learning outcomes:
1. Applying of systems of celestial and earth coordinates.
2. Ability to convert measurements of time between different time scales.
3. Knowledge of the theory of spherical trigonometry
4. Knowledge of the main factors influencing the rotating motion of the Earth.
5. The ability to apply methods of satellite geodesy to solve geodetic problems.
6. Ability to perform a observations by GNSS receivers.
7. Apply knowledge to determine the coordinates of geodetic points by processing observations GNSS.
Required prior and related subjects:
Geodesy,
Fundamentals of Higher Geodesy.
Summary of the subject:
Subject and problems of spherical astronomy. Spherical coordinates. Supporting the celestial sphere, its main circle and point. Systems of celestial spherical coordinates. The geographic coordinate system. Communication between different coordinates systems. The daily movement of the stars. Defining the moment of time and horizontal coordinates the stars, when they pass through the main circle and the point of the celestial sphere. Systems of stellar and solar time. Universal Time. Standard and daylight saving time. Communication between the different systems of time. Astronomical refraction. Aberration. Parallax. Precession. Nutation. Own movement of stars. The movement of the Earth's poles. Introduction. Subject and tasks of satellite geodesy. The systems of coordinate and the scales of time. Methods and techniques of satellite observations. Space geodesy techniques. The basic equation of space geodesy. Two-body problem. Kepler's laws. Prediction undisturbed movement of satellites. Model perturbed of the satellite motion. Disturbing of the acceleration. Global Navigation Satellite Systems. Elements of the structure of the GPS system and its operation. The structure of the satellite signal. Ephemeris of the satellites GPS. Methods of the observations GPS. Sources of errors and the accuracy of GPS-measurements. Models determine of the coordinates of points: absolute and relative methods. Software packages for processing of GPS-measurements. RINEX-format. Network of permanent stations GNSS. Differential GNSS based on the ground and space. Networks an active of reference stations GNSS. Methods for determining the coordinates of the points on network of active reference stations in mode, real-time kinematics (RTK). Method of the virtual reference station.
Recommended Books:
1. Zablotskyi F.D. at all. Sferychna astronomiya. - Lviv, NULP, 2019.
2. Zharov V. Ye. Sfericheskaya astronomiya. - Fryazino, 2006. - 480 s.
3. Khalkhunov V.Z. Sfericheskaya astronomiya. – M.: Nedra, 1972, – 304 s.
4. Belova N.A. Kurs sfericheskoy astronomii. – M.: Nedra, 1971. – 183 s.
5. Kulikov K. A. Kurs sfericheskoy astronomii. – M.: Nauka, 1974. – 216 s.
6. Hofmann-Vellenhof B., Likhtenehher H., Kollinz D. Hlobalna systema vyznachennia mistseznakhodzhennia (GPS). Teoriia i praktyka. – K.: Naukova dumka, 1996.
7. Genike A.A , Pobedinsky G.G. Global GPS Satellite Positioning System and its application in geodesy. -M .: Kartgeotsentr-Geodesyzdat, 1999.- 272 p.
Assessment methods and criteria:
- written reports by laboratory work, oral examination, test (50%);
- final control (50 %, control measure, test).