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<Product_Collection xmlns="http://pds.nasa.gov/pds4/pds/v1"
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    <Identification_Area>
        <logical_identifier>urn:nasa:pds:mess_mla_derived:document_navassmt</logical_identifier>
        <version_id>1.0</version_id>
        <title>MESSENGER MLA Navigation Assessment Document Collection</title>
        <information_model_version>1.10.1.0</information_model_version>
        <product_class>Product_Collection</product_class>
        <Citation_Information>
            <publication_year>2018</publication_year>
            <description>
                The MESSENGER MLA Navigation Assessment document collection consists of
                documents and supporting images and data that describe the refinements
                to the navigation trajectory computed by the MLA team from MLA data 
                during the final year of the MESSENGER mission.
            </description>
        </Citation_Information>
        <Modification_History>
            <Modification_Detail>
                <modification_date>2018-08-14</modification_date>
                <version_id>1.0</version_id>
                <description>Initial version of MESSENGER MLA Navigation Assessment document collection
                    migrated from PDS3</description>
            </Modification_Detail>
        </Modification_History>
    </Identification_Area>
    <Context_Area>
        <Investigation_Area>
            <name>MESSENGER</name>
            <type>Mission</type>
            <Internal_Reference>
                <lid_reference>urn:nasa:pds:context:investigation:mission.messenger</lid_reference>
                <reference_type>collection_to_investigation</reference_type>
            </Internal_Reference>
        </Investigation_Area>
        <Observing_System>
            <name>MESSENGER</name>
            <Observing_System_Component>
                <name>MESSENGER</name>
                <type>Spacecraft</type>
                <Internal_Reference>
                    <lid_reference>urn:nasa:pds:context:instrument_host:spacecraft.mess</lid_reference>
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                </Internal_Reference>
            </Observing_System_Component>
            <Observing_System_Component>
                <name>Mercury Laser Altimeter</name>
                <type>Instrument</type>
                <Internal_Reference>
                    <lid_reference>urn:nasa:pds:context:instrument:mla.mess</lid_reference>
                    <reference_type>is_instrument</reference_type>
                </Internal_Reference>
            </Observing_System_Component>
        </Observing_System>
        <Target_Identification>
            <name>Mercury</name>
            <type>Planet</type>
            <Internal_Reference>
                <lid_reference>urn:nasa:pds:context:target:planet.mercury</lid_reference>
                <reference_type>collection_to_target</reference_type>
            </Internal_Reference>
        </Target_Identification>
    </Context_Area>
    <Collection>
        <collection_type>Document</collection_type>
    </Collection>
    <File_Area_Inventory>
        <File>
            <file_name>collection_document_navassmt_inventory.csv</file_name>
            <creation_date_time>2018-08-14</creation_date_time>
        </File>
        <Inventory>
            <offset unit="byte">0</offset>
            <parsing_standard_id>PDS DSV 1</parsing_standard_id>
            <records>2086</records>
            <record_delimiter>Carriage-Return Line-Feed</record_delimiter>
            <field_delimiter>Comma</field_delimiter>
            <Record_Delimited>
                <fields>2</fields>
                <groups>0</groups>
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                    <name>Member Status</name>
                    <field_number>1</field_number>
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            </Record_Delimited>
            <reference_type>inventory_has_member_product</reference_type>
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