<?xml version="1.0" encoding="UTF-8"?>
<?xml-model href="https://pds.nasa.gov/pds4/pds/v1/PDS4_PDS_1L00.sch"
  schematypens="http://purl.oclc.org/dsdl/schematron"?>

<Product_Ancillary xmlns="http://pds.nasa.gov/pds4/pds/v1" 
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
xsi:schemaLocation="http://pds.nasa.gov/pds4/pds/v1 https://pds.nasa.gov/pds4/pds/v1/PDS4_PDS_1L00.xsd">
  <Identification_Area>
    <logical_identifier>urn:nasa:pds:vl_labeled_release:miscellaneous:index</logical_identifier>
        <version_id>1.0</version_id>
        <title>Index Table of Viking Lander Labeled Release Data Products</title>
        <information_model_version>1.21.0.0</information_model_version>
        <product_class>Product_Ancillary</product_class>
    <Modification_History>
        <Modification_Detail>
            <modification_date>2024-05-31</modification_date>
            <version_id>1.0</version_id>
            <description>Initial version</description>
        </Modification_Detail>
    </Modification_History>
  </Identification_Area>
  <Context_Area>
      <Time_Coordinates>
          <start_date_time>1976-07-22Z</start_date_time>
          <stop_date_time>1977-05-28Z</stop_date_time>
      </Time_Coordinates>
      <Investigation_Area>
          <name>Viking</name>
          <type>Mission</type>
          <Internal_Reference>
              <lid_reference>urn:nasa:pds:context:investigation:mission.viking</lid_reference>
              <reference_type>ancillary_to_investigation</reference_type>
          </Internal_Reference>
      </Investigation_Area>
      <Observing_System>
          <Observing_System_Component>
              <name>Viking Lander 1</name>
              <type>Host</type>
              <Internal_Reference>
                  <lid_reference>urn:nasa:pds:context:instrument_host:spacecraft.vl1</lid_reference>
                  <reference_type>is_instrument_host</reference_type>
              </Internal_Reference>
          </Observing_System_Component>
          <Observing_System_Component>
              <name>LABELED RELEASE for VL1</name>
              <type>Instrument</type>
              <Internal_Reference>
                  <lid_reference>urn:nasa:pds:context:instrument:lr1.vl1</lid_reference>
                  <reference_type>is_instrument</reference_type>
              </Internal_Reference>
          </Observing_System_Component>
      </Observing_System>
      <Observing_System>
          <Observing_System_Component>
              <name>Viking Lander 2</name>
              <type>Host</type>
              <Internal_Reference>
                  <lid_reference>urn:nasa:pds:context:instrument_host:spacecraft.vl2</lid_reference>
                  <reference_type>is_instrument_host</reference_type>
              </Internal_Reference>
          </Observing_System_Component>
          <Observing_System_Component>
              <name>LABELED RELEASE for VL2</name>
              <type>Instrument</type>
              <Internal_Reference>
                  <lid_reference>urn:nasa:pds:context:instrument:lr2.vl2</lid_reference>
                  <reference_type>is_instrument</reference_type>
              </Internal_Reference>
          </Observing_System_Component>
      </Observing_System>
      <Target_Identification>
          <name>Mars</name>
          <type>Planet</type>
          <Internal_Reference>
              <lid_reference>urn:nasa:pds:context:target:planet.mars</lid_reference>
              <reference_type>ancillary_to_target</reference_type>
          </Internal_Reference>
      </Target_Identification>
  </Context_Area> 
    <File_Area_Ancillary>
        <File>
            <file_name>index.csv</file_name>
        </File>
        <Table_Delimited>
            <offset unit="byte">0</offset>
            <parsing_standard_id>PDS DSV 1</parsing_standard_id>
            <description>Ancillary information about the data products in the
              Viking Lander Labeled Released archive.</description>
            <records>42</records>
            <record_delimiter>Carriage-Return Line-Feed</record_delimiter>
            <field_delimiter>Comma</field_delimiter>
            <Record_Delimited>
                <fields>10</fields>
                <groups>0</groups>
                <Field_Delimited>
                    <name>logical_identifer</name>
                    <field_number>1</field_number>
                    <data_type>ASCII_LID</data_type>
                    <description>The PDS4 Logical_Identifier for the data product.</description>
                </Field_Delimited>
                <Field_Delimited>
                    <name>file_name</name>
                    <field_number>2</field_number>
                    <data_type>ASCII_String</data_type>
                    <description>The data file name of the data product.</description>
                </Field_Delimited>
                <Field_Delimited>
                    <name>spacecraft_name</name>
                    <field_number>3</field_number>
                    <data_type>ASCII_String</data_type>
                    <description>The name of the Viking Lander for the data product.</description>
                </Field_Delimited>
                <Field_Delimited>
                    <name>observation_name</name>
                    <field_number>4</field_number>
                    <data_type>ASCII_String</data_type>
                    <description>The name of the Labeled Release sample for the data product.
                      The values refer to the various measurement cycles.</description>
                </Field_Delimited>
                <Field_Delimited>
                    <name>measurement_type</name>
                    <field_number>5</field_number>
                    <data_type>ASCII_String</data_type>
                    <description>The type of measurement (radioactivity counts or temperatures)
                      stored in the data file.</description>
                </Field_Delimited>
                <Field_Delimited>
                    <name>start_sol_number</name>
                    <field_number>6</field_number>
                    <data_type>ASCII_Integer</data_type>
                    <description>The sol number for the first measurement in the data file.</description>
                </Field_Delimited>
                <Field_Delimited>
                    <name>stop_sol_number</name>
                    <field_number>7</field_number>
                    <data_type>ASCII_Integer</data_type>
                    <description>The sol number for the last measurement in the data file.</description>
                </Field_Delimited>
                <Field_Delimited>
                    <name>start_time</name>
                    <field_number>8</field_number>
                    <data_type>ASCII_Date_Time_YMD_UTC</data_type>
                    <description>The UTC time of the first measurement in the data file.</description>
                </Field_Delimited>
                <Field_Delimited>
                    <name>stop_time</name>
                    <field_number>9</field_number>
                    <data_type>ASCII_Date_Time_YMD_UTC</data_type>
                    <description>The UTC time of the last measurement in the data file.</description>
                </Field_Delimited>
                <Field_Delimited>
                    <name>records</name>
                    <field_number>10</field_number>
                    <data_type>ASCII_Integer</data_type>
                    <description>The number of records (measurements in the data file).</description>
                </Field_Delimited>
            </Record_Delimited>
        </Table_Delimited>
    </File_Area_Ancillary>
</Product_Ancillary>
