A reference point on a facility whose location may be fixed or moving. If the facility is moving then any location defined here should specify the fixed relative location in a spread or a positioning network.

seis_fcl_node_s (PK, M: CHAR VARYING(19))

Surrogate key of the table.


seismic_fcl_s (FSK, M: CHAR VARYING(19))
seismic_fcl_t (M: CHAR VARYING(16))

seismic_facility_node.seismic_facility
The facility with which this node is associated.
seismic_fcl_s: Implements a foreign key to a row in one of the tables projected from entity seismic_facility depending on the value of the next column (See below).
seismic_fcl_t: Defines the name of the referenced table. Possible values are defined in @seismic_facility.


description (O: CHAR VARYING(2000))

seismic_facility_node.description
A textual description of the point.


seis_fcl_node_name (O: CHAR VARYING(40))

seismic_facility_node.name
The identifying label of a point.