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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:mer_documentation:document</logical_identifier>
        <version_id>1.3</version_id>
        <title>MER Document Collection</title>
        <information_model_version>1.11.0.0</information_model_version>
        <product_class>Product_Collection</product_class>
        <Citation_Information>
            <editor_list>PDS Geosciences Node</editor_list>
            <publication_year>2019</publication_year>
            <keyword>Spirit</keyword>
            <keyword>Opportunity</keyword>
            <keyword>MER</keyword>
            <keyword>Mars</keyword>
            <description>Mars Exploration Rover (MER) documentation collection. This collection contains the 
                primary members of MER mission, spacecraft, instrument and dataset documentation.</description>
        </Citation_Information>
        <Modification_History>
            <Modification_Detail>
                <modification_date>2020-09-15</modification_date>
                <version_id>1.3</version_id>
                <description>Added document to the Pancam directory for the MER2 IOF data set.
                   Modified the geo_notes_and_errata document.</description>
            </Modification_Detail>
            <Modification_Detail>
                <modification_date>2020-08-13</modification_date>
                <version_id>1.2</version_id>
                <description>Added two documents to the Pancam directory for the MER1 IOF data set.</description>
            </Modification_Detail>
            <Modification_Detail>
                <modification_date>2020-03-28</modification_date>
                <version_id>1.1</version_id>
                <description>Added document to the MiniTES directory.</description>
            </Modification_Detail>
            <Modification_Detail>
                <modification_date>2019-05-10</modification_date>
                <version_id>1.0</version_id>
                <description>Initial version</description>
            </Modification_Detail>
        </Modification_History>
    </Identification_Area>
    <Context_Area>
        <Investigation_Area>
            <name>Mars Exploration Rover</name>
            <type>Mission</type>
            <Internal_Reference>
                <lid_reference>urn:nasa:pds:context:investigation:mission.mars_exploration_rover</lid_reference>
                <reference_type>collection_to_investigation</reference_type>
            </Internal_Reference>
        </Investigation_Area>
        <Observing_System>
            <name>Mars Exploration Rover</name>
            <Observing_System_Component>
                <name>Mars Exploration Rover 1</name>
                <type>Spacecraft</type>
                <description>Opportunity</description>
                <Internal_Reference>
                    <lid_reference>urn:nasa:pds:context:instrument_host:spacecraft.mer1</lid_reference>
                    <reference_type>is_instrument_host</reference_type>
                </Internal_Reference>
            </Observing_System_Component>
            <Observing_System_Component>
                <name>Mars Exploration Rover 2</name>
                <type>Spacecraft</type>
                <description>Spirit</description>
                <Internal_Reference>
                    <lid_reference>urn:nasa:pds:context:instrument_host:spacecraft.mer2</lid_reference>
                    <reference_type>is_instrument_host</reference_type>
                </Internal_Reference>
            </Observing_System_Component>
            <!-- add each instrument for completeness -->
            <Observing_System_Component>
                <name>MER1 Alpha Particle X-ray Spectrometer</name>
                <type>Instrument</type>
                <Internal_Reference>
                    <lid_reference>urn:nasa:pds:context:instrument:apxs.mer1</lid_reference>
                    <reference_type>is_instrument</reference_type>
                </Internal_Reference>
            </Observing_System_Component>
            <Observing_System_Component>
                <name>MER2 Alpha Particle X-ray Spectrometer</name>
                <type>Instrument</type>
                <Internal_Reference>
                    <lid_reference>urn:nasa:pds:context:instrument:apxs.mer2</lid_reference>
                    <reference_type>is_instrument</reference_type>
                </Internal_Reference>
            </Observing_System_Component>
            <Observing_System_Component>
                <name>MER1 Moessbauer Spectrometer</name>
                <type>Instrument</type>
                <Internal_Reference>
                    <lid_reference>urn:nasa:pds:context:instrument:mb.mer1</lid_reference>
                    <reference_type>is_instrument</reference_type>
                </Internal_Reference>
            </Observing_System_Component>
            <Observing_System_Component>
                <name>MER2 Moessbauer Spectrometer</name>
                <type>Instrument</type>
                <Internal_Reference>
                    <lid_reference>urn:nasa:pds:context:instrument:mb.mer2</lid_reference>
                    <reference_type>is_instrument</reference_type>
                </Internal_Reference>
            </Observing_System_Component>
            <Observing_System_Component>
                <name>MER1 Microscopic Imager</name>
                <type>Instrument</type>
                <Internal_Reference>
                    <lid_reference>urn:nasa:pds:context:instrument:mi.mer1</lid_reference>
                    <reference_type>is_instrument</reference_type>
                </Internal_Reference>
            </Observing_System_Component>
            <Observing_System_Component>
                <name>MER2 Microscopic Imager</name>
                <type>Instrument</type>
                <Internal_Reference>
                    <lid_reference>urn:nasa:pds:context:instrument:mi.mer2</lid_reference>
                    <reference_type>is_instrument</reference_type>
                </Internal_Reference>
            </Observing_System_Component>
            <Observing_System_Component>
                <name>MER1 Miniature Thermal Emission Spectrometer</name>
                <type>Instrument</type>
                <Internal_Reference>
                    <lid_reference>urn:nasa:pds:context:instrument:mini-tes.mer1</lid_reference>
                    <reference_type>is_instrument</reference_type>
                </Internal_Reference>
            </Observing_System_Component>
            <Observing_System_Component>
                <name>MER2 Miniature Thermal Emission Spectrometer</name>
                <type>Instrument</type>
                <Internal_Reference>
                    <lid_reference>urn:nasa:pds:context:instrument:mini-tes.mer2</lid_reference>
                    <reference_type>is_instrument</reference_type>
                </Internal_Reference>
            </Observing_System_Component>
            <Observing_System_Component>
                <name>MER1 Navigation Camera</name>
                <type>Instrument</type>
                <Internal_Reference>
                    <lid_reference>urn:nasa:pds:context:instrument:navcam.mer1</lid_reference>
                    <reference_type>is_instrument</reference_type>
                </Internal_Reference>
            </Observing_System_Component>
            <Observing_System_Component>
                <name>MER2 Navigation Camera</name>
                <type>Instrument</type>
                <Internal_Reference>
                    <lid_reference>urn:nasa:pds:context:instrument:navcam.mer2</lid_reference>
                    <reference_type>is_instrument</reference_type>
                </Internal_Reference>
            </Observing_System_Component>
            <Observing_System_Component>
                <name>MER1 Panoramic Camera</name>
                <type>Instrument</type>
                <Internal_Reference>
                    <lid_reference>urn:nasa:pds:context:instrument:pancam.mer1</lid_reference>
                    <reference_type>is_instrument</reference_type>
                </Internal_Reference>
            </Observing_System_Component>
            <Observing_System_Component>
                <name>MER2 Panoramic Camera</name>
                <type>Instrument</type>
                <Internal_Reference>
                    <lid_reference>urn:nasa:pds:context:instrument:pancam.mer2</lid_reference>
                    <reference_type>is_instrument</reference_type>
                </Internal_Reference>
            </Observing_System_Component>
            <Observing_System_Component>
                <name>MER1 Rock Abrasion Tool</name>
                <type>Instrument</type>
                <Internal_Reference>
                    <lid_reference>urn:nasa:pds:context:instrument:rat.mer1</lid_reference>
                    <reference_type>is_instrument</reference_type>
                </Internal_Reference>
            </Observing_System_Component>
            <Observing_System_Component>
                <name>MER2 Rock Abrasion Tool</name>
                <type>Instrument</type>
                <Internal_Reference>
                    <lid_reference>urn:nasa:pds:context:instrument:rat.mer2</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>collection_to_target</reference_type>
            </Internal_Reference>
        </Target_Identification>
    </Context_Area>
    <Reference_List>
        <Internal_Reference>
            <lid_reference>urn:nasa:pds:context:resource:resource.mer_documentation_online</lid_reference>
            <reference_type>has_resource</reference_type>
        </Internal_Reference>
        <Internal_Reference>
            <lid_reference>urn:nasa:pds:context:resource:resource.mer_documentation_online2</lid_reference>
            <reference_type>has_resource</reference_type>
        </Internal_Reference>
    </Reference_List>
    <Collection>
        <collection_type>Document</collection_type>
    </Collection>
    <File_Area_Inventory>
        <File>
            <file_name>collection_document_inventory.csv</file_name>
            <creation_date_time>2019-05-10</creation_date_time>
        </File>
        <Inventory>
            <offset unit="byte">0</offset>
            <parsing_standard_id>PDS DSV 1</parsing_standard_id>
            <records>75</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>
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                    <data_type>ASCII_LIDVID_LID</data_type>
                    <maximum_field_length unit="byte">255</maximum_field_length>
                </Field_Delimited>
            </Record_Delimited>
            <reference_type>inventory_has_member_product</reference_type>
        </Inventory>
    </File_Area_Inventory>
</Product_Collection>
