{"type": "object", "properties": {"CONTRACTYEAR": {"type": "integer", "examples": ["2026", "2029"], "minimum": 0, "maximum": 65535, "description": "SRA Contracted Year"}, "QUARTER": {"type": "integer", "examples": ["1", "4"], "maximum": 127, "minimum": -128, "description": "SRA Contracted Quarter"}, "TRANCHE": {"type": "integer", "examples": ["1", "12"], "minimum": 0, "maximum": 255, "description": "Label identifying the arbitrary segmented share of the Interconnector flow"}, "AUCTIONDATE": {"type": "string", "examples": ["2026/09/15 00:00:00"], "format": "date-time", "description": "Close date of bidding, calculated as RAUCDATE business days before the contract start date"}, "AUCTIONID": {"type": "string", "examples": ["A202609"], "description": "Unique id for each auction date (new in March 2003 to support SRA Inter-Temporal Linking)"}, "AUTHORISEDBY": {"type": "string", "examples": ["SYSTEM"], "description": "Name of authorising officer or process"}, "AUTHORISEDDATE": {"type": "string", "examples": ["2026/08/13 10:50:05"], "format": "date-time", "description": "Authorisation date for this record\nWARNING: Despite what the name suggests, this is a datetime, not a date."}, "CALCMETHOD": {"type": "string", "description": "Identifies methodology used"}, "CONTRACTID": {"type": "string", "examples": ["C2026Q4T12", "C2027Q1T11", "C2027Q2T10", "C2027Q3T09", "C2027Q4T08", "C2028Q1T07", "C2028Q2T06", "C2028Q3T05", "C2028Q4T04", "C2029Q1T03", "C2029Q2T02", "C2029Q3T01"], "description": "Unique identifier for each SRA Contract as specified by AEMO"}, "DESCRIPTION": {"type": "string", "description": "Description of Contract"}, "ENDDATE": {"type": "string", "examples": ["2026/12/31 00:00:00"], "format": "date-time", "description": "SRA Quarter end date"}, "LASTCHANGED": {"type": "string", "examples": ["2026/09/01 10:00:00"], "format": "date-time", "description": "Last date and time record changed"}, "NOTIFYBY": {"type": "string", "examples": ["SYSTEM"], "description": "Name of notifying person"}, "NOTIFYDATE": {"type": "string", "examples": ["2026/09/01 00:00:00"], "format": "date-time", "description": "Open date of bidding, calculated as RNOTIFYDATE business days before the auction date"}, "NOTIFYPOSTDATE": {"type": "string", "examples": ["2026/09/01 10:00:00"], "format": "date-time", "description": "Date notification posted\nWARNING: Despite what the name suggests, this is a datetime, not a date."}, "POSTDATE": {"type": "string", "examples": ["2026/01/20 00:05:00"], "format": "date-time", "description": "Date of publishing the auction results\nWARNING: Despite what the name suggests, this is a datetime, not a date."}, "POSTEDBY": {"type": "string", "description": "Name of publishing officer or process"}, "STARTDATE": {"type": "string", "examples": ["2026/10/01 00:00:00"], "format": "date-time", "description": "SRA Quarter start date"}}, "required": ["CONTRACTYEAR", "QUARTER", "TRANCHE"], "description": "RESIDUE_CONTRACTS supports the Settlement Residue Auction, by holding the contract details for each period for which a residue contract will be offered.\nRESIDUE_CONTRACTS data is public, so is available to all participants.\n\nSource\n\nRESIDUE_CONTRACTS updates are quarterly by AEMO.\n\nVolume\n\nAssuming quarterly contracts, RESIDUE_CONTRACTS contains a maximum of 50\nrecords per year."}