Ondokuz Mayıs Üniversitesi Bilgi Paketi - Ders Kataloğu

Description of Individual Course Units

Course Unit CodeCourse Unit TitleType of CourseYearSemesterECTS
HRT223 Geodetic Astronomy (EC 1) 927006 2 3 3
Level of Course Unit
First Cycle
Objectives of the Course
To examine the methods and instruments used to determine point’s geographical position in earth’s surface.
Name of Lecturer(s)
Prof.Dr. Hüseyin KALKAN
Learning Outcomes
  1. understand the purpose and interest of astronomy.
  2. making calculations on the astronomical basic triangle
  3. Recognizing the astronomical coordinate systems, solving the problems associated with the sun and stars.
  4. learning about the concepts and time transformations.
  5. Determing the position of a point on the earth using astronomical measurements
Mode of Delivery
Formal Education
Prerequisites and co-requisities
Recommended Optional Programme Components
Recommended or Required Reading
• Thompson, D.B.,Introduction of Geodetic Astronomy, UNB Geodesy and geomatic Enginnering, Lecturer Notes,1981.• Yaşar, İ. K., Jeodezik Astronomi, , Harita Genel Müdürlüğü Yayınları, 1972.• Işık, B. C., Küresel Trigonometri, Yıldız Teknik Üniversitesi, 2002.
Planned Learning Activities and Teaching Methods
Language of Instruction
Work Placement(s)
Course Contents
Weekly Detailed Course Contents
Week Theoretical Practice Laboratory
1.General Definitions of the geodetic astronomy
2.Astronomical basic triangle, the basic equations of spherical triangles
3.Coordinate Systems, the geographical coordinate systems,
4.Astronomical Coordinate Systems
5.Astronomical Coordinate Systems
6.Special positions of the stars and meridian crossings
7.Stars rise-sunset times. Examples
8.Star movements, refraction
9.Time, local time, sidereal time, the time of star and the sun
11.Ephemeris time, the tropical year, examples
12.Celestial maps and almanacs
13.azimuth determination
14.Latitude and Longitude determination
Assessment Methods and Criteria
Term (or Year) Learning ActivitiesQuantityWeight (%)
Midterm Examination1100
End Of Term (or Year) Learning ActivitiesQuantityWeight (%)
Final Examination1100
Term (or Year) Learning Activities40
End Of Term (or Year) Learning Activities60
Workload Calculation
ActivitiesQuantityTime(hours)Total Workload(hours)
Midterm Examination122
Final Examination122
Makeup Examination122
Attending Lectures10220
Problem Solving428