| Typicality: | 0.397 |
| Saliency: | 0.345 |
| by many cultures | 9 | other |
| comet → be observed since → ancient times | 9 |
| comet → be recorded since → ancient times | 8 |
| comet → be known since → antiquity | 3 |
| negative | neutral | positive |
| 0.284 | 0.654 | 0.063 |
| Raw frequency | 20 |
| Normalized frequency | 0.345 |
| Modifier score | 0.500 |
| Perplexity | 24.360 |