Introduction to Coordinate Systems
Formal Metadata
| Title | Introduction to Coordinate Systems |
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| Subtitle | ... what's doable in 20 minutes. |
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| Title of Series | |
| Number of Parts | 266 |
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| License | You are free to use, adapt and copy, distribute and transmit the work or content in adapted or unchanged form for any legal purpose as long as the work is attributed to the author in the manner specified by the author or licensor. |
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Content Metadata
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| Abstract | Introduction to basic but important concepts about Coordinate Reference Systems (what is doable in 20 min )
- Geographic Coordinate (Reference) Systems
- Different Datums/Ellipsoids
- Projections (Mercator, UTM, LCC, ...)
- EPSG catalog
- WKT (well known text) description
- Reference to PROJ.org library
The purpose is to explain basic concepts to have a good basis to understand later more complex problems. The presentation will have a lot of links to go deeper into any area of interest.
Chapters:
0:00 Introduction
0:30 Agenda
1:05 Why do we need Coordinate Reference Systems?
2:08 Model of the Earth - Geographic CRS
6:42 Projections
9:50 Equirectangular projection
11:06 Tissot's indicatrix
11:50 Mercator projection
13:44 Transverse Mercator projection
14:10 UTM
14:57 Lambert Conformal Conic
15:40 Projected CRS
16:53 EPSG
17:45 WKT
19:24 PROJ |
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