| to the naked eye | 10 | transitive-object |
| for a few weeks | 9 | temporal |
| clearly | 7 | degree |
| supernova → be → visible | 55 |
| supernova → become → visible | 11 |
| supernova → appear in → the sky | 8 |
| negative | neutral | positive |
| 0.049 | 0.652 | 0.299 |
| Raw frequency | 74 |
| Normalized frequency | 1.000 |
| Modifier score | 0.800 |
| Perplexity | 166.609 |