These pages describe the single feature type (OS Open UPRN) available for the OS Open UPRN product. The attributes associated with the feature type are listed on the following page. The following information is given for each attribute.
The name of the attribute and what it is describing.
The nature of the attribute (for example, a numeric value or a code list value).
The maximum length of the values in the attribute.
Describes how many times this element is expected to be populated in the data. An attribute may be optional or mandatory within the OS Open UPRN product and this is denoted by:
'1’ – Mandatory: There must be a value.
‘0..1’ – Optional: If populated, a maximum of one attribute will be returned.
The following sub-sections provide details about the attributes included with the single feature type (OS Open UPRN) in the product:
A non-persistent integer which is autogenerated and is required within the OGC GeoPackage format.
Type: Integer
Multiplicity: [1]
Unique Property Reference Number (UPRN) assigned by the LLPG Custodian or Ordnance Survey.
Type: Integer
Size: 12
Multiplicity: [1]
A value in metres defining the x location in accordance with the British National Grid.
Type: Float
Size: (precision, scale) – (8, 2)
Multiplicity: [1]
A value in metres defining the y location in accordance with the British National Grid.
Type: Float
Size: (precision, scale) – (9, 2)
Multiplicity: [1]
A value defining the Latitude location in accordance with the ETRS89 coordinate reference system.
Type: Float
Size: (precision, scale) – (9, 7)
Multiplicity: [1]
A value defining the Longitude location in accordance with the ETRS89 coordinate reference system.
Type: Float
Size: (precision, scale) – (8, 7)
Multiplicity: [1]
Geometry: All records are provided as point geometry in the GeoPackage. The point geometry represents the location of the address record. The geometry is provided in British National Grid (BNG) using the X and Y coordinates of the attribute table.