Update observatory database: 609 observatories

README.md

@@ -55,7 +55,7 @@ This dataset is suitable for **tabular classification** tasks.
 |--------|------|-------------|--------|--------|
 | `wikidata_id` | str | Wikidata entity ID (e.g. 'Q179224'); stable URI for enrichment and cross-referencing | Q87574922 | 0.0% |
 | `name` | string | Full official observatory name (e.g. 'Palomar Observatory', 'European Southern Observatory') | "Terrazza delle Stelle" observatory | 0.0% |
-| `country` | string | Country in which the observatory is physically located (e.g. 'United States', 'Chile'); uses full English name | Italy | 27.3% |
+| `country` | string | Country in which the observatory is physically located (e.g. 'United States', 'Chile'); uses full English name | Italy | 27.1% |
 | `latitude` | float64 | Geographic latitude in decimal degrees; range -90 to +90; positive = North; null if not recorded | 46.0190607 | 41.4% |
 | `longitude` | float64 | Geographic longitude in decimal degrees; range -180 to +180; positive = East; null if not recorded | 11.0402307 | 41.4% |
 | `elevation_m` | float64 | Altitude above sea level in metres; relevant for atmospheric transparency and seeing quality; range sea level to ~5,640 m (Atacama sites); null if not recorded | 124.687 | 92.4% |

data/observatories.parquet

@@ -1,3 +1,3 @@
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+oid sha256:f5912bc17520f88587860a47329fd06431425fce1e22fadf9beda0807e2fd710
 size 26934