1. Introduction

2. The stray-radiation correction
2.1. Basics
2.2. The correction algorithm
2.3. The multi-beam antenna pattern - near sidelobes
2.4. The far sidelobes
2.5. Ground reflections

3. Removal of instrumental baselines

4. Calibration

5. RFI mitigation

6. Imaging

7. Quality of the Data

8. Data products

9. Summary