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Each ICAO data set should be provided together with metadata giving the geographical extent of the data set.
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Geographic Description
Requirement | Reference | DS-META-007 |
Element Name | Geographical extent of the data set |
Obligation / Condition | Mandatory. One of the three options must be provided. |
Multiplicity | 1..* |
ISO 19115 (2003) | Number | 349 |
Name | geographicIdentifier |
Definition | identifier used to represent a geographic area |
XPath | gmd:MD_Metadata/gmd:identificationInfo/gmd:MD_DataIdentification/gmd:extent/gmd:EX_Extent/gmd:geographicElement/gmd:EX_GeographicDescription/gmd:MD_Identifier/gmd:code/gco:CharacterString |
Data type | CharacterString |
Domain | Free Text |
Example | Belgium and Luxembourg |
Implementing Instructions |
- |
Trace to ICAO |
Not applicable |
| Code Block |
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<gmd:MD_Metadata> |
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... |
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<gmd:identificationInfo> |
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<gmd:MD_DataIdentification> |
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<gmd:extent> |
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<gmd:EX_Extent> |
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<gmd:geographicElement> |
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<gmd:EX_GeographicDescription> |
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<gmd:geographicIdentifier> |
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<gmd:MD_Identifier> |
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<gmd:code><gco:CharacterString>Belgium and Luxembourg</gco:CharacterString></gmd:code> |
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</gmd:MD_Identifier> |
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</gmd:geographicIdentifier> |
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</gmd:EX_GeographicDescription> |
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</gmd:geographicElement> |
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</gmd:EX_Extent> |
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</gmd:extent> |
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</gmd:MD_DataIdentification> |
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</gmd:identificationInfo> |
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... |
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</gmd:MD_Metadata> |
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Geographic Bounding Box
Requirement | Reference | DS-META-007 |
Element Name | Geographical extent of the data set |
Obligation / Condition | Mandatory. One of the three options must be provided. |
Multiplicity | 1..* |
ISO 19115 | Number | 344 |
Name | westBoundLongitude |
Definition | Western-most coordinate of the limit of the dataset extent, expressed in longitude in decimal degrees (positive east) |
XPath | gmd:MD_Metadata/gmd:identificationInfo/gmd:MD_DataIdentification/gmd:extent/gmd:EX_Extent/gmd:geographicElement/gmd:EX_GeographicBoundingBox/gmd:westBoundLongitude/gco:Decimal |
Data type | Decimal |
Domain | -180.00 <= West Bounding Longitude Value <= 180.00 |
Example | 3.93 |
ISO 19115 | Number | 345 |
Name | eastBoundLongitude |
Definition | Eastern-most coordinate of the limit of the dataset extent, expressed in longitude in decimal degrees (positive east) |
XPath | gmd:MD_Metadata/gmd:identificationInfo/gmd:MD_DataIdentification/gmd:extent/gmd:EX_Extent/gmd:geographicElement/gmd:EX_GeographicBoundingBox/gmd:eastBoundLongitude/gco:Decimal |
Data type | Decimal |
Domain | -180.00 <= East Bounding Longitude Value <= 180.00 |
Example | 7.57 |
ISO 19115 | Number | 346 |
Name | southBoundLatitude |
Definition | Southern-most coordinate of the limit of the dataset extent, expressed in latitude in decimal degrees (positive north) |
XPath | gmd:MD_Metadata/gmd:identificationInfo/gmd:MD_DataIdentification/gmd:extent/gmd:EX_Extent/gmd:geographicElement/gmd:EX_GeographicBoundingBox/gmd:southBoundLatitude/gco:Decimal |
Data type | Decimal |
Domain | -90.00 <= South Bounding Latitude Value <= North Bounding Latitude Value |
Example | 52.10 |
ISO 19115 | Number | 347 |
Name | northBoundLatitude |
Definition | Northern-most coordinate of the limit of the dataset extent, expressed in latitude in decimal degrees (positive north) |
XPath | gmd:MD_Metadata/gmd:identificationInfo/gmd:MD_DataIdentification/gmd:extent/gmd:EX_Extent/gmd:geographicElement/gmd:EX_GeographicBoundingBox/gmd:northBoundLatitude/gco:Decimal |
Data type | Decimal |
Domain | South Bounding Latitude Value <= North Bounding Latitude Value <= 90.00 |
Example | 54.10 |
Implementing Instructions |
- |
Trace to ICAO |
Not applicable |
| Code Block |
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<gmd:MD_Metadata> |
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<gmd:identificationInfo> |
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<gmd:MD_DataIdentification> |
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<gmd:extent> |
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<gmd:EX_Extent> |
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<gmd:geographicElement> |
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<gmd:EX_GeographicBoundingBox> |
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<gmd:westBoundLongitude><gco:Decimal>3.93</gco:Decimal></gmd:westBoundLongitude> |
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<gmd:eastBoundLongitude><gco:Decimal>7.57</gco:Decimal></gmd:eastBoundLongitude> |
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<gmd:southBoundLatitude><gco:Decimal>52.10</gco:Decimal></gmd:southBoundLatitude> |
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<gmd:northBoundLatitude><gco:Decimal>54.10</gco:Decimal></gmd:northBoundLatitude> |
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</gmd:EX_GeographicBoundingBox> |
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</gmd:geographicElement> |
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</gmd:EX_Extent> |
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</gmd:extent> |
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</gmd:MD_DataIdentification> |
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</gmd:identificationInfo> |
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... |
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</gmd:MD_Metadata> |
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BoundingPolygon
Requirement | Reference | DS-META-007 |
Element Name | Geographical extent of the data set |
Obligation / Condition | Mandatory. One of the three options must be provided. |
Multiplicity | 1..* | |
ISO 19115 (2003) | Number | 342 |
Name | polygon |
Definition | set of points defining the bounding polygon |
XPath | gmd:MetaData/gmd:identificationInfo/gmd:DataIdentification/gmd:extent/gmd:EX_Extent/gmd:geographicElement/gmd:EX_BoundingPolygon/gmd:polygon |
Data type | Class |
Domain | GM_Object |
Example | 30 30 30 40 60 40 60 30 | |
Implementing Instructions |
- | |
Trace to ICAO |
Not applicable |
| Code Block | ||||
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<gmd:MD_Metadata>
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<gmd:identificationInfo>
<gmd:DataIdentification>
<gmd:extent>
<gmd:geographicElement>
<gmd:EX_BoundingPolygon>
<gmd:polygon> - various options exist for completing the polygon. Please refer to the |
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¿Guidance and Profile of GML for use with Aviation |
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Data¿ |
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[5 |
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].</gmd:polygon>
</gmd:EX_BoundingPolygon>
</gmd:geographicElement>
</gmd:extent>
</gmd:DataIdentification>
<gmd:identificationInfo>
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</gmd:MD_Metadata> |
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