<?xml version="1.0" encoding="UTF-8"?>
<?xml-model href="https://pds.nasa.gov/pds4/pds/v1/PDS4_PDS_1100.sch" schematypens="http://purl.oclc.org/dsdl/schematron"?>
<Product_Collection
  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_1100.xsd"
  xmlns:pds="http://pds.nasa.gov/pds4/pds/v1">
  <Identification_Area>
    <logical_identifier>urn:nasa:pds:maven_ngims:l2</logical_identifier>
    <version_id>8.0</version_id>  <!--RC 20240816 was 1.0-->
    <title>NGIMS L2 Data Collection</title>
    <information_model_version>1.1.0.0</information_model_version>
    <product_class>Product_Collection</product_class>
    <Citation_Information>
        <author_list>Elrod, Meredith; Navas, Tiffany; Benna, Mehdi</author_list>
      <publication_year>2015</publication_year>
      <description>
        Data acquired from the NGIMS instrument during its primary
        mission, with corrections and interpretations applied.
      </description>
    </Citation_Information>
    <Modification_History>
      <Modification_Detail>
        <modification_date>2015-06-10</modification_date>
        <version_id>1.0</version_id>
        <description>First PDS release of NGIMS L2 products</description>
      </Modification_Detail>
      <Modification_Detail>
        <modification_date>2015-08-27</modification_date>
        <version_id>2.0</version_id>
        <description>
            Second PDS release of NGIMS L2 products. This collection
            contains new data as well as reprocessed l2 products
            originally delivered during PDS release 1.
        </description>
      </Modification_Detail>
      <Modification_Detail>
        <modification_date>2015-10-30</modification_date>
        <version_id>3.0</version_id>
        <description>
            Third PDS release of NGIMS L2 products. This collection
            contains new data as well as reprocessed l2 products
            originally delivered during PDS release 2.
        </description>
      </Modification_Detail>
      <Modification_Detail>
        <modification_date>2016-02-17</modification_date>
        <version_id>4.0</version_id>
        <description>
            Fourth PDS release of NGIMS L2 products. This collection
            contains new data as well as reprocessed l2 products
            originally delivered during PDS release 3.
        </description>
      </Modification_Detail>
      <Modification_Detail>
        <modification_date>2016-08-01</modification_date>
        <version_id>6.0</version_id>
        <description>
            Sixth PDS release of NGIMS L2 products. This collection
            contains new data as well as reprocessed l2 products
            originally delivered during PDS release 5.
        </description>
      </Modification_Detail>
      <Modification_Detail>
        <modification_date>2016-11-08</modification_date>
        <version_id>7.0</version_id>
        <description>
            Seventh PDS release of NGIMS L2 products. This collection
            contains new data as well as reprocessed l2 products
            originally delivered during PDS release 6.
        </description>
      </Modification_Detail>      
      <Modification_Detail>
        <modification_date>2017-02-08</modification_date>
        <version_id>8.0</version_id>
        <description>
            Eighth PDS release of NGIMS L2 products. This collection
            contains new data only.
        </description>
      </Modification_Detail>
    </Modification_History>
  </Identification_Area>
  <Context_Area>
      <Investigation_Area>
          <name>MAVEN</name>
          <type>Mission</type>
          <Internal_Reference>
              <lid_reference>urn:nasa:pds:context:investigation:mission.maven</lid_reference>
              <reference_type>collection_to_investigation</reference_type>
          </Internal_Reference>
      </Investigation_Area>
      <Observing_System>
          <name>MAVEN</name>
          <description>Mars Atmosphere and Volatiles Evolution</description>
          <Observing_System_Component>
              <name>MAVEN</name>
              <type>Spacecraft</type>
              <description>Mars Atmosphere and Volatiles Evolution</description>
              <Internal_Reference>
                  <lid_reference>urn:nasa:pds:context:instrument_host:spacecraft.maven</lid_reference>
                  <reference_type>is_instrument_host</reference_type>
              </Internal_Reference>
          </Observing_System_Component>
          <Observing_System_Component>
              <name>NGIMS</name>
              <type>Instrument</type>
              <description>Neutral Gas and Ion Mass Spectrometer</description>
              <Internal_Reference>
                  <lid_reference>urn:nasa:pds:context:instrument:ngims.maven</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>data_to_target</reference_type>
          </Internal_Reference>
      </Target_Identification>
  </Context_Area>
  <Reference_List>
    <Internal_Reference>
    <lid_reference>urn:nasa:pds:context:resource:resource.maven_ngims_online</lid_reference>
      <reference_type>has_resource</reference_type>
    </Internal_Reference>
  </Reference_List>
  <Collection>
    <collection_type>Data</collection_type>
    <description>
        Data acquired from the NGIMS instrument during its primary
        mission, with corrections and interpretations applied.
    </description>
  </Collection>
  <File_Area_Inventory>
    <File>
      <file_name>collection_ngims_l2_inventory.csv</file_name>
    </File>
    <Inventory>
      <offset unit="byte">0</offset>
      <parsing_standard_id>PDS DSV 1</parsing_standard_id>
      <records>33583</records>
      <record_delimiter>carriage-return line-feed</record_delimiter>
      <field_delimiter>comma</field_delimiter>
      <Record_Delimited>
        <fields>2</fields>
        <groups>0</groups>
        <Field_Delimited>
          <name>Member_Status</name>
          <field_number>1</field_number>
          <data_type>ASCII_String</data_type>
          <maximum_field_length unit="byte">1</maximum_field_length>
        </Field_Delimited>
        <Field_Delimited>
          <name>LIDVID_LID</name>
          <field_number>2</field_number>
          <data_type>ASCII_LIDVID_LID</data_type>
          <field_format>urn:nasa:pds:xxxx::M.n</field_format>
        </Field_Delimited>
      </Record_Delimited>
      <reference_type>inventory_has_member_product</reference_type>
    </Inventory>
  </File_Area_Inventory>
</Product_Collection>
