https://www.wikidata.org/wiki/Property:P625
coordinate location - Wikidata
geocoordinates of the subject. For Earth, please note that only the WGS84 geodetic datum is currently supported
coordinate locationwikidata
https://datatracker.ietf.org/doc/html/rfc6225
RFC 6225 - Dynamic Host Configuration Protocol Options for Coordinate-Based Location Configuration...
Dynamic Host Configuration Protocol Options for Coordinate-Based Location Configuration Information (RFC 6225, )
rfcdynamichostconfigurationprotocol