| Error term | Relevant subsection | 
| Wavefront amplitude and phase fluctuations above M1 | 4.3 | 
| Wavefront corrugations before and after the StS | 5.3 | 
| Wavefront corrugations before FSU | 7.3 | 
| Ground level temperature, humidity and pressure fluctuations | E.3.2 | 
| Air flow through the VLTI | F.3 | 
| Thermal load in MDL | B.3.1 | 
| Thermal load in laboratory | B.3.2 | 
| Drift in image plane VCMs | 13.3 |