{"type": "object", "properties": {"DUID": {"type": "string", "examples": ["W/HOE#2"], "description": "Dispatchable unit identifier\nWARNING: This column may contain funny characters such as / (slash) or # (hash). This may break hive-style partitioning.\n"}, "INTERVENTION": {"type": "boolean", "description": "Intervention flag if intervention run"}, "SETTLEMENTDATE": {"type": "string", "examples": ["2026/01/20 00:05:00"], "format": "date-time", "description": "End date and time of the dispatch interval\nWARNING: Despite what the name suggests, this is a datetime, not a date."}, "RUNNO": {"type": "string", "enum": [1], "description": "Dispatch run no; always 1"}, "CONNECTIONPOINTID": {"type": "string", "description": "Connection point identifier for DUID"}, "DISPATCHMODE": {"type": "integer", "maximum": 127, "minimum": -128, "description": "Dispatch mode for fast start plant (0 to 4)."}, "LASTCHANGED": {"type": "string", "examples": ["2026/01/20 00:05:00"], "format": "date-time", "description": "Last date and time record changed"}, "LOWER5MIN": {"type": "number", "description": "Lower 5 min reserve target"}, "LOWER5MINFLAGS": {"type": "boolean", "description": "Lower 5min status flag"}, "LOWER6SEC": {"type": "number", "description": "Lower 6 sec reserve target"}, "LOWER6SECFLAGS": {"type": "boolean", "description": "Lower 6sec status flag"}, "LOWER60SEC": {"type": "number", "description": "Lower 60 sec reserve target"}, "LOWER60SECFLAGS": {"type": "boolean", "description": "Lower 60sec status flag"}, "LOWERREG": {"type": "number", "description": "Lower Regulation reserve target"}, "LOWERREGFLAGS": {"type": "boolean", "description": "Lower Reg status flag"}, "RAISE5MIN": {"type": "number", "description": "Raise 5 min reserve target"}, "RAISE5MINFLAGS": {"type": "boolean", "description": "Raise 5min status flag"}, "RAISE6SEC": {"type": "number", "description": "Raise 6 sec reserve target"}, "RAISE6SECFLAGS": {"type": "boolean", "description": "Raise 6sec status flag"}, "RAISE60SEC": {"type": "number", "description": "Raise 60 sec reserve target"}, "RAISE60SECFLAGS": {"type": "boolean", "description": "Raise 60sec status flag"}, "RAISEREG": {"type": "number", "description": "Raise Regulation reserve target"}, "RAISEREGFLAGS": {"type": "boolean", "description": "Raise Reg status flag"}, "TOTALCLEARED": {"type": "number", "description": "Target MW for end of period"}}, "required": ["DUID", "INTERVENTION", "SETTLEMENTDATE", "RUNNO"], "description": "DISPATCHLOAD_BNC was discontinued on 30 September 2009. Prior: DISPATCHLOAD_BNC gives binding intra-regional network constraints (BNC) re-run dispatch results for all scheduled generating units. DISPATCHLOAD_BNC has a similar structure to DISPATCHLOAD but does not repeat input type data (e.g. InitialMW, AGCStatus) since these values are available from DISPATCHLOAD.\nDISPATCHLOAD_BNC was discontinued on 30 September 2009.\n\nIn accordance with the \"Arrangements for Managing Risks Associated with\nTransmission Network Congestion\" set of rule changes the Dispatch\nBinding Network Constraints re-run was discontinued on September 30,\n2009.\n\nSource\n\nThe occurrences of Over-constrained dispatch (OCD) or binding\nintra-regional network constraints (BNC) re-runs are ad hoc, with\nsignificant dependencies on the configuration or events in the physical\npower system. Potentially updated every 5 minutes.\n\nDISPATCHLOAD_BNC shows data produced every 5 minutes for all units when\nthey have over-constrained dispatch, with own data being confidential\nuntil the next day.\n\nVolume\n\nRows per day: ~14000\n\nMb per month: 25% of DISPATCHLOAD\n\nThe basis of estimation on the number of rows is on a 25% occurrence\nrate for BNC runs\n\nNote\n\nA flag exists for each ancillary service type such that a unit trapped\nor stranded in one or more service type can be immediately identified.\nThe flag is defined as follows:\n\n| Flag Name | Bit | Description                                                                                                                                                                                                     | Field value |\n|-----------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-------------|\n| Enabled   | 0   | The unit is enabled to provide this ancillary service type.                                                                                                                                                     | \\>1         |\n| Trapped   | 1   | The unit is enabled to provide this ancillary service type, however the profile for this service type is causing the unit to be trapped in the energy market.                                                   | 3           |\n| Stranded  | 2   | The unit is bid available to provide this ancillary service type, however, the unit is operating in the energy market outside of the profile for this service type and is stranded from providing this service. | 4           |\nWarningLevel.TIP: 1 second, 6 second, 5 minute, 60 second and regulation refer to types of [FCAS](../../guide/market_design.md#what-is-fcas) markets."}