{"package":"HISTORICAL TABLES","documentation_urls":["https://nemweb.com.au/Reports/Current/MMSDataModelReport/Electricity/ElectricityDataModelReport_files/Elec65.htm#950"],"comment":"A settlements table for the publication of support data for the Snowy CSP derogation amounts. This table publishes energy differential information for each half-hour interval in the settlement run","description":"THIS TABLE WILL BE DISCONTINUED AS PART OF THE END OF YEAR 2009 MMS\nRELEASESource\n\nSettlements data process is populated at the posting of a billing run in\nwhich it is included.\n\nVolume\n\nEstimated number of rows is an average of 1000 per week based on the 35\nsettlement days posted per week.","unused":true,"primary_keys":["PERIODID","SETTLEMENTDATE","VERSIONNO"],"indexes":[["LASTCHANGED"]],"columns":{"PERIODID":{"sql_type":"NUMBER(3)","pl_type":"pl.Int16","mandatory":true,"comment":"Period identifier","is_integer":true,"num_int_bits":16},"SETTLEMENTDATE":{"sql_type":"DATE","pl_type":"pl.Datetime()","mandatory":true,"comment":"Settlement Date","examples":["2026/01/20 00:05:00"],"warnings":["Despite what the name suggests, this is a datetime, not a date."],"parse_csv_as_string":true,"is_s_datetime":true},"VERSIONNO":{"sql_type":"NUMBER(3)","pl_type":"pl.UInt16","mandatory":true,"comment":"Settlement run number","is_integer":true,"unsigned_int":true,"num_int_bits":16},"EVA":{"sql_type":"NUMBER(18,8)","pl_type":"pl.Float64","mandatory":false,"comment":"Energy value adjustment for northward flows in the half-hour interval","is_float":true},"FLOW_DIRECTION":{"sql_type":"VARCHAR2(20)","pl_type":"pl.Enum([\"NORTH\", \"SOUTH\"])","mandatory":false,"comment":"Indicates the determined direction of flow in the half hour. Will be either “”NORTH” or “SOUTH”","examples":null,"enums":["NORTH","SOUTH"]},"LASTCHANGED":{"sql_type":"DATE","pl_type":"pl.Datetime()","mandatory":false,"comment":"Last changed date for the record","examples":["2026/01/20 00:05:00"],"parse_csv_as_string":true,"is_s_datetime":true},"LOWERTUMUT_AGE":{"sql_type":"NUMBER(18,8)","pl_type":"pl.Float64","mandatory":false,"comment":"Energy output of the Lower Tumut unit in the half hour interval","is_float":true},"LOWERTUMUT_EVDP":{"sql_type":"NUMBER(18,8)","pl_type":"pl.Float64","mandatory":false,"comment":"Lower Tumut Energy Value Differential for the half hour interval","is_float":true},"LOWERTUMUT_SPDP":{"sql_type":"NUMBER(18,8)","pl_type":"pl.Float64","mandatory":false,"comment":"Lower Tumut Substitute Price for the half hour interval","is_float":true},"TOTAL_X":{"sql_type":"NUMBER(18,8)","pl_type":"pl.Float64","mandatory":false,"comment":"Sum of all \"ABS_X\" values in the half hour","is_float":true},"TOTAL_Y":{"sql_type":"NUMBER(18,8)","pl_type":"pl.Float64","mandatory":false,"comment":"Sum of all \"ABS_Y\" values in the half hour","is_float":true},"UPPERTUMUT_AGE":{"sql_type":"NUMBER(18,8)","pl_type":"pl.Float64","mandatory":false,"comment":"Energy output of the Upper Tumut unit in the half hour interval","is_float":true},"UPPERTUMUT_EVDP":{"sql_type":"NUMBER(18,8)","pl_type":"pl.Float64","mandatory":false,"comment":"Upper Tumut Energy Value Differential for the half hour interval","is_float":true},"UPPERTUMUT_SPDP":{"sql_type":"NUMBER(18,8)","pl_type":"pl.Float64","mandatory":false,"comment":"Upper Tumut Substitute Price for the half hour interval","is_float":true}},"visibility":"Public","warnings":[{"msg":"1 second, 6 second, 5 minute, 60 second and regulation refer to types of [FCAS](../../guide/market_design.md#what-is-fcas) markets.","level":"tip"}]}