# shape of Alton

shape of Alton is a boundary representation.

IRI: <https://ontology.bommaritollc.com/id/01a0d1a9-3410-7127-8243-c28767a2ffd7>

Type: [geo:Geometry](http://www.opengis.net/ont/geosparql#Geometry), [boundary representation](https://ontology.bommaritollc.com/vocab/geo/BoundaryRepresentation)

Location: 38.12088, -86.42005 (box -86.42651, 38.11678, -86.41359, 38.12497; west, south, east, north)

- `adms:identifier`: [census-tiger-feature 2025/1600000US1801270](https://ontology.bommaritollc.com/id/01a0d1a9-3411-74e4-9ebc-75fe75436bef)
- `dcterms:date`: 2025-01-01 (xsd:date)
- `dcterms:source`: [Census TIGER/Line 2025: places, state 18](https://ontology.bommaritollc.com/id/01a0d1a7-ff14-7108-90b2-44e67dadd18a)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS83> POLYGON ((-86.418767 38.117339, -86.41718 38.116779, -86.415305 38.118049, -86.413586 38.120512, -86.419601 38.124867, -86.421767 38.123024, -86.42413 38.124972, -86.426514 38.123152, -86.418767 38.117339)) (geo:wktLiteral)
- `geo:hasMetricArea`: 509823 (xsd:double)
- `prov:wasDerivedFrom`: [evidence from https://www2.census.gov/geo/tiger/TIGER2025/PLACE/tl\_2025\_18\_place.zip](https://ontology.bommaritollc.com/id/01a0d1a9-3410-7127-8243-c28609ba375b)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=38.12088&mlon=-86.42005#map=14/38.12088/-86.42005) (38.12088, -86.42005)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=38.12088,-86.42005)
- [Source](https://www2.census.gov/geo/tiger/TIGER2025/PLACE/tl_2025_18_place.zip) (www2.census.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Alton](https://ontology.bommaritollc.com/id/01a0d1a7-ffe0-700f-b12f-4725831ce1fe)
- Geometry of (1; `geo:hasGeometry`):
  - [Alton](https://ontology.bommaritollc.com/id/01a0d1a7-ffe0-700f-b12f-4725831ce1fe)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0d1a9-3410-7127-8243-c28767a2ffd7.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0d1a9-3410-7127-8243-c28767a2ffd7.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0d1a9-3410-7127-8243-c28767a2ffd7.nt), [HTML](https://ontology.bommaritollc.com/id/01a0d1a9-3410-7127-8243-c28767a2ffd7)
Cite as: shape of Alton. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0d1a9-3410-7127-8243-c28767a2ffd7
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.