1. Introduction to Data Assimilation2. Linear Algebra and Statistics3. Interpolation4. Filtering5. Minimization6. Adjoint Models7. Microwave Temperature Sounding Observations8. Three-dimensional Variational Data Assimilation9. Four-dimensional Variational Data Assimilation10. Global Positioning System Radio Occultation Observations11. Geostationary Operational Environmental Satellite Imagers 12. Satellite Observations for Tropical Cyclones