Cosmography Course
This course equips you with hands-on skills to master cosmography using real survey data. You will learn redshift-to-distance conversions, mapping of large-scale structures like clusters, filaments, and voids, catalog cleaning, 2D/3D visualisations, and uncertainty management. Perfect for physics professionals seeking reliable cosmological tools and robust maps.

flexible workload of 4 to 360h
valid certificate in your country
What will I learn?
Gain practical expertise in cosmography by working with real astronomical survey data. Master sky region selection, catalog retrieval and cleaning, extinction handling, quality cuts, 2D/3D visualisations, redshift-distance estimation using cosmological models, detection of clusters, filaments, voids, and managing uncertainties, biases with reproducible analysis tools.
Elevify advantages
Develop skills
- Map large-scale cosmic structures by detecting clusters, filaments, and voids from survey data.
- Convert redshifts to distances using cosmological models and reproducible scripts.
- Clean and merge sky survey catalogs with quality cuts, cross-matching, and extinction corrections.
- Create 2D and 3D cosmography maps using HEALPix, matplotlib, and interactive tools.
- Quantify and correct biases, errors, selection effects, cosmic variance, and noise.
Suggested summary
Before starting, you can change the chapters and the workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
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