<?xml version='1.0' encoding='UTF-8'?>
<FDSNStationXML xmlns="http://www.fdsn.org/xml/station/1" schemaVersion="1.2">
  <Source>GeoNet</Source>
  <Sender>WEL(GNS)</Sender>
  <Module>Delta</Module>
  <ModuleURI/>
  <Created>2026-03-06T03:23:54.000000Z</Created>
  <Network code="NZ" startDate="1884-02-01T00:00:00.000000Z" restrictedStatus="open">
    <Description>New Zealand National Seismograph Network</Description>
    <TotalNumberStations>2165</TotalNumberStations>
    <SelectedNumberStations>1</SelectedNumberStations>
    <Station code="CHIT" startDate="2007-12-15T12:00:00.000000Z" restrictedStatus="open">
      <Description>National tsunami gauge network</Description>
      <Comment id="1">
        <Value>Location is given in WGS84</Value>
      </Comment>
      <Latitude datum="WGS84" unit="DEGREES">-44.024042464</Latitude>
      <Longitude datum="WGS84" unit="DEGREES">-176.36747635</Longitude>
      <Elevation>2.0</Elevation>
      <Site>
        <Name>Chatham Island</Name>
        <Description>788 km south-east of Wellington</Description>
      </Site>
      <CreationDate>2007-12-15T12:00:00.000000Z</CreationDate>
      <TotalNumberChannels>36</TotalNumberChannels>
      <SelectedNumberChannels>18</SelectedNumberChannels>
      <Channel code="LTZ" startDate="2021-11-24T21:30:00.000000Z" restrictedStatus="open" locationCode="41">
        <Comment id="1">
          <Value>Location estimated from external GPS measurement</Value>
        </Comment>
        <Comment id="2">
          <Value>Location is given in WGS84</Value>
        </Comment>
        <Comment id="3">
          <Value>Sensor orientation not known</Value>
        </Comment>
        <Latitude datum="WGS84" unit="DEGREES">-44.0240</Latitude>
        <Longitude datum="WGS84" unit="DEGREES">-176.3674</Longitude>
        <Elevation>2.0</Elevation>
        <Depth>0.0</Depth>
        <Azimuth unit="DEGREES">0.0</Azimuth>
        <Dip unit="DEGREES">0.0</Dip>
        <Type>CONTINUOUS</Type>
        <Type>GEOPHYSICAL</Type>
        <SampleRate unit="SAMPLES/S">1.0</SampleRate>
        <SampleRateRatio>
          <NumberSamples>1</NumberSamples>
          <NumberSeconds>1</NumberSeconds>
        </SampleRateRatio>
        <Sensor resourceId="Sensor#Druck PTX-1830:2933712">
          <Type>Pressure Sensor</Type>
          <Description>General Electric Druck Pressure Sensor</Description>
          <Manufacturer>General Electric</Manufacturer>
          <Model>Druck PTX-1830</Model>
          <SerialNumber>2933712</SerialNumber>
          <InstallationDate>2010-02-19T00:00:00.000000Z</InstallationDate>
        </Sensor>
        <DataLogger resourceId="Datalogger#Centaur CTR4-6S:7970">
          <Type>Datalogger</Type>
          <Description>Nanometrics Centaur Datalogger</Description>
          <Manufacturer>Nanometrics</Manufacturer>
          <Model>Centaur CTR4-6S</Model>
          <SerialNumber>7970</SerialNumber>
          <InstallationDate>2021-11-24T21:30:00.000000Z</InstallationDate>
        </DataLogger>
        <Response>
          <InstrumentPolynomial name="CHIT.41.LTZ.2021.328" resourceId="InstrumentPolynomial#Druck PTX-1830:2933712">
            <Description>None</Description>
            <InputUnits>
              <Name>m</Name>
            </InputUnits>
            <OutputUnits>
              <Name>count</Name>
            </OutputUnits>
            <ApproximationType>MACLAURIN</ApproximationType>
            <FrequencyLowerBound unit="HERTZ">0.0</FrequencyLowerBound>
            <FrequencyUpperBound unit="HERTZ">0.0</FrequencyUpperBound>
            <ApproximationLowerBound>0.0</ApproximationLowerBound>
            <ApproximationUpperBound>20.0</ApproximationUpperBound>
            <MaximumError>0.0</MaximumError>
            <Coefficient>-4.8543689320388355</Coefficient>
            <Coefficient>1.2135922330097088e-05</Coefficient>
          </InstrumentPolynomial>
          <Stage number="1">
            <Polynomial name="CHIT.41.LTZ.2021.328.stage_1" resourceId="Polynomial#Druck PTX-1830">
              <InputUnits>
                <Name>m</Name>
              </InputUnits>
              <OutputUnits>
                <Name>V</Name>
              </OutputUnits>
              <ApproximationType>MACLAURIN</ApproximationType>
              <FrequencyLowerBound unit="HERTZ">0.0</FrequencyLowerBound>
              <FrequencyUpperBound unit="HERTZ">0.0</FrequencyUpperBound>
              <ApproximationLowerBound>0.0</ApproximationLowerBound>
              <ApproximationUpperBound>20.0</ApproximationUpperBound>
              <MaximumError>0.0</MaximumError>
              <Coefficient>-4.8543689320388355</Coefficient>
              <Coefficient>4.8543689320388355</Coefficient>
            </Polynomial>
          </Stage>
          <Stage number="2">
            <Coefficients name="CHIT.41.LTZ.2021.328.stage_2" resourceId="Coefficients#CENTAUR-1-LP">
              <InputUnits>
                <Name>V</Name>
              </InputUnits>
              <OutputUnits>
                <Name>count</Name>
              </OutputUnits>
              <CfTransferFunctionType>DIGITAL</CfTransferFunctionType>
            </Coefficients>
            <Decimation>
              <InputSampleRate unit="HERTZ">30000.0</InputSampleRate>
              <Factor>1</Factor>
              <Offset>0</Offset>
              <Delay>0.0</Delay>
              <Correction>0.0</Correction>
            </Decimation>
            <StageGain>
              <Value>400000.0</Value>
              <Frequency>0.1</Frequency>
            </StageGain>
          </Stage>
        </Response>
      </Channel>
    </Station>
  </Network>
</FDSNStationXML>
