Lat (geography Data Type)

APPLIES TO: yesSQL Server yesAzure SQL Database noAzure SQL Data Warehouse noParallel Data Warehouse

The latitude property of the geography instance.



Return Types

SQL Server type: float

CLR type: SqlDouble


In the OpenGIS model, Lat is defined only on geography instances composed of a single point. This property will return NULL if geography instances contain more than a single point. This property is precise and read-only.


This example creates a point and returns the latitude of the point.

DECLARE @g geography;  
SET @g = geography::STGeomFromText('POINT(-122.34900 47.65100)', 4326);  
SELECT @g.Lat;  

See Also

Extended Methods on Geography Instances