<?xml version="1.0" encoding="UTF-8" standalone="no"?>

<?xml-model href="https://pds.nasa.gov/pds4/pds/v1/PDS4_PDS_1N00.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_1N00.xsd">

  <Identification_Area>
    <logical_identifier>urn:nasa:pds:magellan_gvdr:miscellaneous:index</logical_identifier>
    <version_id>1.0</version_id>
    <title>Magellan GVDR PDS3 Index Table</title>
    <information_model_version>1.23.0.0</information_model_version>
    <product_class>Product_Ancillary</product_class>
    <Citation_Information>
      <publication_year>2025</publication_year>
      <description>
        PDS3 Index Table for the Magellan GVDR Archive 
      </description>
    </Citation_Information>
    <Modification_History>
      <Modification_Detail>
        <modification_date>2025-04-07</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 xsi:nil="true" nilReason="unknown"></start_date_time>
      <stop_date_time xsi:nil="true" nilReason="unknown"></stop_date_time>
    </Time_Coordinates>
    <Investigation_Area>
      <name>Magellan</name>
      <type>Mission</type>
      <Internal_Reference>
        <lid_reference>urn:nasa:pds:context:investigation:mission.magellan</lid_reference>
        <reference_type>ancillary_to_investigation</reference_type>
      </Internal_Reference>
    </Investigation_Area>
    <Observing_System>
      <Observing_System_Component>
        <name>The Magellan Spacecraft</name>
        <type>Host</type>
        <Internal_Reference>
          <lid_reference>urn:nasa:pds:context:instrument_host:spacecraft.mgn</lid_reference>
          <reference_type>is_instrument_host</reference_type>
        </Internal_Reference>
      </Observing_System_Component>
      <Observing_System_Component>
        <name>Magellan Spacecraft Radar System</name>
        <type>Instrument</type>
        <Internal_Reference>
          <lid_reference>urn:nasa:pds:context:instrument:mgn.rdrs</lid_reference>
          <reference_type>is_instrument</reference_type>
        </Internal_Reference>
      </Observing_System_Component>
    </Observing_System>
    <Target_Identification>
      <name>Venus</name>
      <type>Planet</type>
      <Internal_Reference>
        <lid_reference>urn:nasa:pds:context:target:planet.venus</lid_reference>
        <reference_type>ancillary_to_target</reference_type>
      </Internal_Reference>
    </Target_Identification>
  </Context_Area>
  <File_Area_Ancillary>
    <File>
      <file_name>index.tab</file_name>
      <creation_date_time>1994-05-10T22:47:32.000</creation_date_time>
    </File>
    <Table_Character>
      <offset unit="byte">0</offset>
      <records>40</records>
      <description>This file is an index of all data files on this volume. Each instance of a unique PRODUCT_ID 
        occupies one row of this table.</description>
      <record_delimiter>Carriage-Return Line-Feed</record_delimiter>
      <Record_Character>
        <fields>5</fields>
        <groups>0</groups>
        <record_length unit="byte">90</record_length>
        <Field_Character>
          <name>VOLUME_ID</name>
          <field_number>1</field_number>
          <field_location unit="byte">2</field_location>
          <data_type>ASCII_String</data_type>
          <field_length unit="byte">9</field_length>
          <description>The volume identification string of the volume containing the data file referred to in 
            GVDR_FILE_NAME.
          </description>
        </Field_Character>
        <Field_Character>
          <name>DATA_SET_ID</name>
          <field_number>2</field_number>
          <field_location unit="byte">14</field_location>
          <data_type>ASCII_String</data_type>
          <field_length unit="byte">22</field_length>
          <description>The data set identification string of the data set containing the data file referred to in                   
            GVDR_FILE_NAME.
          </description>
        </Field_Character>
        <Field_Character>
          <name>PRODUCT_ID</name>
          <field_number>3</field_number>
          <field_location unit="byte">39</field_location>
          <data_type>ASCII_String</data_type>
          <field_length unit="byte">18</field_length>
          <description>The product identification string associated with the data file referred to in 
            GVDR_FILE_NAME.
          </description>
        </Field_Character>
        <Field_Character>
          <name>GVDR_DIRECTORY_NAME</name>
          <field_number>4</field_number>
          <field_location unit="byte">60</field_location>
          <data_type>ASCII_String</data_type>
          <field_length unit="byte">13</field_length>
          <description>The name of the directory containing the data file, including all directories from the root 
            level. The directories are specified with Unix-style pathnames (without the leading slash), 
            e.g. 'DIR/SUBDIR'.
          </description>
        </Field_Character>
        <Field_Character>
          <name>GVDR_FILE_NAME</name>
          <field_number>5</field_number>
          <field_location unit="byte">76</field_location>
          <data_type>ASCII_String</data_type>
          <field_length unit="byte">12</field_length>
          <description>The name of the data file, omitting the directory specification, e.g. 'GVHDR.TAB'.
          </description>
        </Field_Character>
      </Record_Character>
    </Table_Character>
  </File_Area_Ancillary>
</Product_Ancillary>
