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<?xml-model href="https://pds.nasa.gov/pds4/pds/v1/PDS4_PDS_1L00.sch" schematypens="http://purl.oclc.org/dsdl/schematron"?>
<?xml-model href="https://psa.esa.int/psa/v1/PDS4_PSA_1L00_1401.sch" schematypens="http://purl.oclc.org/dsdl/schematron"?>
<?xml-model href="https://psa.esa.int/psa/mission/em16/v1/PDS4_EM16_1L00_1300.sch" schematypens="http://purl.oclc.org/dsdl/schematron"?>
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        <version_id>4.0</version_id>
        <title>FREND experiment</title>
        <information_model_version>1.21.0.0</information_model_version>
        <product_class>Product_Observational</product_class>
        <Modification_History>
            <Modification_Detail>
                <modification_date>2016-04-20</modification_date>
                <version_id>1.0</version_id>
                <description>First version released in time for launch</description>
            </Modification_Detail>
            <Modification_Detail>
                <modification_date>2019-09-01</modification_date>
                <version_id>2.0</version_id>
                <description>First production version to support start of science operations, updated information model (v1.11)</description>
            </Modification_Detail>
            <Modification_Detail>
                <modification_date>2021-11-01</modification_date>
                <version_id>3.0</version_id>
                <description>From November 2021 and DPS version 3.18 all products produced are version 3.0 and information model v1.15.</description>
            </Modification_Detail>
            <Modification_Detail>
                <modification_date>2024-06-23</modification_date>
                <version_id>4.0</version_id>
                <description>From June 2024 and DPS version 5.0 all products produced are version 4.0 and information model v1.21. This includes both reprocessed products from before this date and newly generated products processed for the first time, hence for data generated by the TGO after this date, the first version will be version 4.0.</description>
            </Modification_Detail>
        </Modification_History>
    </Identification_Area>
    <Observation_Area>
        <comment>Observational Intent</comment>
        <Time_Coordinates>
            <start_date_time>2019-07-19T00:00:00.000Z</start_date_time>
            <stop_date_time>2019-07-19T23:59:59.999Z</stop_date_time>
        </Time_Coordinates>
        <Primary_Result_Summary>
            <purpose>Science</purpose>
            <processing_level>Raw</processing_level>
            <description>Summary of Results</description>
            <Science_Facets>
                <wavelength_range xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:nil="true" nilReason="inapplicable"/>
                <domain>Heliosphere</domain>
                <discipline_name>Particles</discipline_name>
            </Science_Facets>
        </Primary_Result_Summary>
        <Investigation_Area>
            <name>ExoMars 2016</name>
            <type>Mission</type>
            <Internal_Reference>
                <lid_reference>urn:esa:psa:context:investigation:mission.em16</lid_reference>
                <reference_type>data_to_investigation</reference_type>
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        </Investigation_Area>
        <Observing_System>
            <description>Observing System for TGO+FREND</description>
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                <name>TGO</name>
                <type>Host</type>
                <description>Instrument Host</description>
                <Internal_Reference>
                    <lid_reference>urn:esa:psa:context:instrument_host:spacecraft.tgo</lid_reference>
                    <reference_type>is_instrument_host</reference_type>
                </Internal_Reference>
            </Observing_System_Component>
            <Observing_System_Component>
                <name>FREND</name>
                <type>Instrument</type>
                <description>Instrument FREND</description>
                <Internal_Reference>
                    <lid_reference>urn:esa:psa:context:instrument:tgo.frend</lid_reference>
                    <reference_type>is_instrument</reference_type>
                </Internal_Reference>
            </Observing_System_Component>
        </Observing_System>
        <Target_Identification>
            <name>MARS</name>
            <type>Planet</type>
            <description>Planet Mars</description>
            <Internal_Reference>
                <lid_reference>urn:nasa:pds:context:target:planet.mars</lid_reference>
                <reference_type>data_to_target</reference_type>
            </Internal_Reference>
        </Target_Identification>
        <Mission_Area>
            <psa:Mission_Information>
                <psa:Mission_Phase>
                    <psa:name>Science Phase</psa:name>
                    <psa:id>psp</psa:id>
                </psa:Mission_Phase>
                <psa:start_orbit_number>7367</psa:start_orbit_number>
                <psa:stop_orbit_number>7379</psa:stop_orbit_number>
            </psa:Mission_Information>
            <psa:Sub-Instrument>
                <psa:identifier>DOSIMETRY</psa:identifier>
                <psa:name>FREND Dosimetry Science Long Term TM</psa:name>
                <psa:type>Particle analyser</psa:type>
                <psa:subtype>Cosmic Ray Detector</psa:subtype>
            </psa:Sub-Instrument>
            <psa:Processing_Context>
                <psa:processing_software_title>EM16 Data Processing System</psa:processing_software_title>
                <psa:processing_software_version>5.0.0</psa:processing_software_version>
            </psa:Processing_Context>
        </Mission_Area>
    </Observation_Area>
    <Reference_List>
        <Internal_Reference>
            <lid_reference>urn:esa:psa:em16_tgo_frd:document:exm-fr-icd-iki-0086_v2.4</lid_reference>
            <reference_type>data_to_document</reference_type>
        </Internal_Reference>
        <Internal_Reference>
            <lid_reference>urn:esa:psa:em16_spice:spice_kernels:mk_em16</lid_reference>
            <reference_type>data_to_spice_kernel</reference_type>
        </Internal_Reference>
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            <external_source_product_identifier>PKTTM_420__2019-07-19T000000.000_2019-07-19T235959.999.zip</external_source_product_identifier>
            <reference_type>data_to_telemetry_source_product</reference_type>
            <curating_facility>ExoMars 16 Science Operations Center</curating_facility>
        </Source_Product_External>
    </Reference_List>
    <File_Area_Observational>
        <File>
            <file_name>frd_raw_sc_d_20190719T000000-20190719T235959__4_0.tab</file_name>
            <local_identifier>frd_raw_sc_d_20190719T000000-20190719T235959__4_0.tab</local_identifier>
            <creation_date_time>2024-06-23T11:12:15.830Z</creation_date_time>
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            <records>480</records>
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            <comment>Data File</comment>
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            <description>Data Product Definition</description>
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                    <data_type>ASCII_NonNegative_Integer</data_type>
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