| Error term | Relevant subsection |
| Fringe jumps and group tracking errors | 28.3 |
| Total astrometric error | 30.3 |
| Systematic errors in the FSU phase | 25.3 |
| Atmospheric scintillation and thermal background fluctuations | 9.3 |
| Effect of aberrations in image plane optical components | 20.3 |
| Total spectral response of PRIMA system | 27.3 |