# AH2922 Map Projections and Reference Systems9.0 credits

## Kartprojektioner och referenssystem

Concepts of map projections. Definition and transformation of different types of geodetic reference systems.

Second cycle

D
• #### Subject area

A, B, C, D, E, FX, F

At present this course is not scheduled to be offered.

## Intended learning outcomes

After completing this course, students should

• understand coordinate systems used in geodesy and navigation
• be able to compute geodetic lines on the reference ellipsoid
• have insights on different types of map projections and their characteristics
• understand how different geodetic reference systems are constructed
• know how to make transformation among different reference systems

• Geomtery of the reference ellipsoid
• Coordinate systems on the ellipsoid
• Computation of geodetic lines
• Classification of map projections.
• General projection theory
• Deformation characteristics.
• Gauss-Krüger projection and UTM. Azimuthal projections
• Gravity, geoid and height systems
• Astrogeodetic triangulation networks
• Geodetic astronomy: celestial coordinates, concept of time and astronomical positioning
• Earth rotation: polar motion, precession and nutation
• Geodynamics: tectonics, postglacial rebound and earth tide
• Celestial vs terrestrial reference systems (frames)
• Existing reference frames: ITRF, WGS 84, EUREF 89 and Swedish geodetic networks
• Least squares estimation of Helmert transformation parameters

Lectures: 36h

Laboration:48h

## Eligibility

• A completed Bachelor of Science in Engineering or 180 credits academic studies in the field of Technical Science, Economics or Planning and documented proficiency in English corresponding to English B.

• AH1816 Geodetic Surveying and AH2921 Adjustment theory or equivalent

## Literature

Fan (2008). Theoretical Geodesy. KTH.

## Examination

• LAB1 - Laboratory work, 4.0, grade scale: P, F
• TEN1 - Examination, 5.0, grade scale: A, B, C, D, E, FX, F

Written exam (TEN1; 5c)

Approved laboration (LAB1;  4c)

## Offered by

ABE/Geodesy and Satellite Positioning

## Examiner

Huaan Fan <huaan.fan@abe.kth.se>