This book represents a part of the work in the SAPMES project between the Institute for Innovative Informatics Applications (I3A) at the University of Applied Sciences Trier and SES-Astra. In this book the application of a user-centered development process according to DIN EN ISO 13407 was used to develop a new graphical user interface for a Satellite Performance Monitoring System. To support user-centered development the dialogue principles of DIN EN ISO 9241 part 110 and the corresponding generic recommendations assisted to derive usability requirements. The recommendations for applying the...