| in the outer solar system | 10 | location |
| virtually | 5 | manner |
| to viewers on earth | 5 | transitive-object |
| comet → be → invisible | 16 |
| comet → remain → invisible | 5 |
| comet → become → invisible | 3 |
| negative | neutral | positive |
| 0.215 | 0.692 | 0.093 |
| Raw frequency | 24 |
| Normalized frequency | 0.378 |
| Modifier score | 0.500 |
| Perplexity | 393.230 |