The StcSearchLocation class is a sub-class of Stc used to describe the coverage of a VO query.
"item for each axis in the coordinate system represented by REGION. Any other supplied elements should be scalar elements, each holding a pointer to a Region describing the associated item of ancillary information (error, resolution, size, pixel size or value). These Regions should describe a volume within the coordinate system represented by REGION.
A deep copy is taken of the supplied Region. This means that any subsequent changes made to the encapsulated Region using the supplied pointer will have no effect on the Stc.
A null Object pointer (AST__NULL) will be returned if this function is invoked with STATUS set to an error value, or if it should fail for any reason.