Registration for Joint Testing of the 15' MTU Project
Announcement of rescheduling Go-Live Date for 15-minute MTU in SDAC
Commencement of the public consultation on changes to the OKTE, a.s. Operation Order
Change to the OKTE, a.s. Operation Order (effective from September 1st 2025)

System imbalance and Regulation electricity


GET https://iszo.okte.sk/api/v1/SystemImbalance

Parameters

:dateFrom
required 		Date ISO 8601
Start date of the selected range
:dateTo
required 		Date ISO 8601
End date of the selected range
:evaluationType
required 		String
Type of evaluation (preliminarydaily, regulardaily, decadal, monthly or final)

Example

GET https://iszo.okte.sk/api/v1/SystemImbalance?datefrom=2023-01-02&dateto=2023-01-03&evaluationtype=final

Response fields description

Field Description Format
date Date Date ISO 8601
evaluationDate Date of evaluation Date ISO 8601
evaluationType Evaluation type  String, enum (preliminarydaily, regulardaily, decadal, monthly or final)
lastEvaluationType Type of last evaluation for date String, enum (preliminarydaily, regulardaily, decadal, monthly or final)
srec Shared regulation electricity coefficient Float number
kzpo Coefficient for payment for counter-imbalance Float number
si Summary value of system imbalance (MWh) Float number
pi Summary value of positive imbalance (MWh) Float number
ni Summary value of negative imbalance (MWh) Float number
psi Summary payment for System imbalance (€) Float number
tacre Summary of Total Additional Cost of Regulation Electricity (€), for business days up to 01/01/2012 Float number
psrec Summary of payment for SREC (€) Float number
tcc Summary of Total Contracted Consumption (MWh) Float number
tcs Summary of Total Contracted Supply (MWh) Float number
sip Summary payment of subject for imbalance (€) Float number
oip Summary payment of OKTE for imbalance (€) Float number
tmc Summary of Total Metered Consumption (MWh) Float number
tmc_ab Summary of Total Metered Consumption in grids A + B (MWh) Float number
tmc_c Summary of Total Metered Consumption in grid C (MWh) Float number
tms Summary of Total Metered Supply (MWh) Float number
tms_ab Summary of Total Metered Supply in grids A + B (MWh) Float number
tms_c Summary of Total Metered Supply in grid C (MWh) Float number
tre Summary of Total Regulation Electricity (MWh) Float number
tcre Summary of Total cost of Regulation Electricity (€) Float number
balance  Summary balance of revenues and expenses for imbalance and regulation electricity (€) Float number
tsl_sbb  Summary of Total supply losses of systems balanced from the bottom (MWh) Float number
tcl_sbb Summary of Total consumption losses of systems balanced from the bottom (MWh) Float number
cac_sbt Summary of Continuous aggregate consumption of systems balanced from the top (MWh) Float number
cas_sbt Summary of Continuous aggregate supply of systems balanced from the top (MWh) Float number
mac_sbt Summary of Combined aggregate consumption of systems balanced from the top (MWh) Float number
mas_sbt Summary of Combined aggregate supply of systems balanced from the top (MWh) Float number
ncac_sbt Summary of Non-Continuous aggregate consumption of systems balanced from the top (MWh) Float number
ncas_sbt Summary of Non-Continuous aggregate supply of systems balanced from the top (MWh) Float number
periods System imbalance evaluation of the selected range in 15 min. period  List of System imbalance by Period
     
System imbalance by Period    
period Period number Integer number
emergency State of emergency indicator for the period Boolean
srec Shared regulation electricity cost (€/MWh), for business days since 01/01/2014 Float number
srecp SREC Price (€/MWh), for business days since 01/01/2014 Float number
isp Imbalance settlement price (€/MWh) Float number
pckre Average price for positive Regulation Electricity (€/MWh), for business days since 01/01/2012 up to 10/01/2013 Float number
pczre Average price for negative Regulation Electricity (€/MWh), for business days since 01/01/2012 up to 10/01/2013 Float number
mppre Marginal price for positive Regulation Electricity (€/MWh), for business days since 01/01/2014 up to 06/30/2024 Float number
mpnre Marginal price for negative Regulation Electricity (€/MWh), for business days since 01/01/2014 up to 06/30/2024 Float number
si System imbalance (MWh) Float number
pi Positive imbalance (MWh) Float number
ni Negative imbalance (MWh) Float number
psi Payment for System imbalance (€) Float number
tacre Total Additional Cost of Regulation Electricity (€), for business days up to 01/01/2012 Float number
psrec Payment for SREC (€/MWh) Float number
tcc Total Contracted Consumption (MWh) Float number
tcs Total Contracted Supply (MWh) Float number
sip Payment of subject for imbalance (€) Float number
oip Payment of OKTE for imbalance (€) Float number
tmc Total Metered Consumption (MWh) Float number
tmc_ab Total Metered Consumption in grids A + B (MWh) Float number
tmc_c Total Metered Consumption in grid C (MWh) Float number
tms Total Metered Supply (MWh) Float number
tms_ab Total Metered Supply in grids A + B (MWh) Float number
tms_c Total Metered Supply in grid C (MWh) Float number
tre Total Regulation Electricity (MWh) Float number
tcre Total cost of Regulation Electricity (€) Float number
balance Balance of revenues and expenses for imbalance and regulation electricity (€)  Float number
tsl_sbb Total supply losses of systems balanced from the bottom (MWh) Float number
tcl_sbb Total consumption losses of systems balanced from the bottom (MWh) Float number
cac_sbt Continuous aggregate consumption of systems balanced from the top (MWh) Float number
cas_sbt Continuous aggregate supply of systems balanced from the top (MWh) Float number
mac_sbt Combined aggregate consumption of systems balanced from the top (MWh) Float number
mas_sbt Combined aggregate supply of systems balanced from the top (MWh) Float number
ncac_sbt Non-Continuous aggregate consumption of systems balanced from the top (MWh) Float number
ncas_sbt Non-Continuous aggregate supply of systems balanced from the top (MWh) Float number
pre Positive Regulation Electricity (MWh) Float number
pspre Payment for Supply of Positive RE (€) Float number
nre Negative Regulation Electricity (MWh) Float number
psnre Payment for Supply of Negative RE (€) Float number
sipr System imbalance price (€/MWh), for business days since 07/01/2024 Float number