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The XML file holds a header containing metadata for the time series. Time series may either be equidistant or non-equidistant. This is indicated in the timestep element.
Example:
| Code Block | ||||
|---|---|---|---|---|
| ||||
<?xml version="1.0" encoding="UTF-8"?> |
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<TimeSeries version="1.1" xmlns="http://www.wldelft.nl/fews" xmlns:target="http://www.wldelft.nl/fews" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.wldelft.nl/fews |
...
pi_timeseries.xsd"> |
...
<series> <header> <type>accumulative</type> <locationId>Rhine_99_1</locationId> <parameter>Precipitation</parameter> <timeStep unit="second" multiplier="3600"/> <startDate date="1967-08-13" time="14:00:00"/> |
...
<endDate date="1967-08-13" time="15:00:00"/> |
...
<missVal>-999</missVal> <longName>Rockenau</longName> <stationName>Rockenau</stationName> <units>mm</units> <sourceOrganisation>BfG</sourceOrganisation> <sourceSystem>DWD-system3</sourceSystem> <fileDescription>Very short series for Rockenau</fileDescription> <creationDate>2003-01-11</creationDate> <creationTime>14:00:00</creationTime> </header> <event date="1967-08-13" time="14:00:00" value="3.1" flag="0"/> |
...
<event date="1967-08-13" time="15:00:00" value="-999"/> |
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</series> <series> <header> <type>instantaneous</type> <locationId>Rhine_99_3</locationId> <parameter>Discharges</parameter> <timeStep unit="nonequidistant"/> <startDate date="1967-08-13" time="14:00:00"/> |
...
<endDate date="1967-08-13" time="15:00:00"/> |
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<missVal>NaN</missVal> <longName>Rockenau</longName> <stationName>Rockenau</stationName> <units>m3/s</units> <sourceOrganisation>BfG</sourceOrganisation> <sourceSystem>DWD-system3</sourceSystem> <fileDescription>Very short series </fileDescription> <creationDate>2003-01-11</creationDate> <creationTime>14:00:00</creationTime> </header> <event date="1967-08-13" time="14:00:00" value="3.1" flag="0" comment="handmatige meting"/> |
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<event date="1967-08-13" time="15:00:00" value="NaN"/> |
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<event date="1967-08-13" time="18:00:00" value="7.1"/> |
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</series> </TimeSeries> |
See for the meaning of the quality flags the next list. series>
</TimeSeries>
The structure of the XML schema is given in the figures below. Note that attributes are not displayed in the figures. Consult the full schema (+documentation) for details.
Details of Timeseries Header
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