Ancillary Service Only Offer Awards

The purpose of this message is to notify a QSE of DAM Ancillary Services Only Awards.

The following respone message structure will be used for Ancillary Service Only Awards notification:

Message Element Value
Header/Verb created
Header/Noun AwardedASOnlyOffer
Header/Source ERCOT
Reply/ReplyCode Reply code, success=OK, error=ERROR or FATAL
Reply/Error Error message, if error encountered
Reply/Timestamp Current System Timestamp
Payload/AwardSet AwardedASOnlyOffer

The payload structure of this message is shown by the following diagrams:

AwardedASOnlyOffer

AwardedASOnlyOffer Price Curve

The table found in the AwardedASOnlyOffer Market Information Services section describes the AwardedASOnlyOffer structure.

The following is an XML example:

<AwardSet xmlns="http://www.ercot.com/schema/2007-06/nodal/ews">
    <tradingDate>2024-05-04</tradingDate>
    <AwardedASOnlyOffer>
        <qse>QSAMP</qse>
        <startTime>2024-05-04T00:00:00-06:00</startTime>
        <endTime>2024-05-05T00:00:00-06:00</endTime>
        <tradingDate>2024-05-04</tradingDate>
        <asType>Reg-Up</asType>
        <bidID>bid1</bidID>
        <awardedMWh>
            <startTime>2024-05-04T00:00:00-06:00</startTime>
            <endTime>2024-05-05T00:00:00-06:00</endTime>
            <CurveData>
                <xvalue>8</xvalue>
                <y1value>1.05</y1value>
            </CurveData>
            <CurveData>
                <xvalue>9</xvalue>
                <y1value>1.2</y1value>
            </CurveData>
            <CurveData>
                <xvalue>10</xvalue>
                <y1value>1.3</y1value>
            </CurveData>
            <CurveData>
                <xvalue>3.7</xvalue>
                <y1value>1.01</y1value>
            </CurveData>
            <CurveData>
                <xvalue>0</xvalue>
                <y1value>1.02</y1value>
            </CurveData>
        </awardedMWh>
    </AwardedASOnlyOffer>
    …
    <AwardedASOnlyOffer>
        <qse>QSAMP</qse>
        <startTime>2024-05-04T00:00:00-06:00</startTime>
        <endTime>2024-05-05T00:00:00-06:00</endTime>
        <tradingDate>2024-05-04</tradingDate>
        <asType>ECRSS</asType>
        <bidID>bid2</bidID>
        <awardedMWh>
            <startTime>2024-05-04T00:00:00-06:00</startTime>
            <endTime>2024-05-05T00:00:00-06:00</endTime>
            <CurveData>
                <xvalue>6</xvalue>
                <y1value>.75</y1value>
            </CurveData>
            <CurveData>
                <xvalue>15</xvalue>
                <y1value>1.2</y1value>
            </CurveData>
            <CurveData>
                <xvalue>17</xvalue>
                <y1value>1.3</y1value>
            </CurveData>
            <CurveData>
                <xvalue>19</xvalue>
                <y1value>2</y1value>
            </CurveData>
            <CurveData>
                <xvalue>6</xvalue>
                <y1value>2.1</y1value>
            </CurveData>
        </awardedMWh>
    </AwardedASOnlyOffer>
</AwardSet>