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<Product_Collection
    xmlns="http://pds.nasa.gov/pds4/pds/v1"
    xmlns:particle="http://pds.nasa.gov/pds4/particle/v2"
    xmlns:msn="http://pds.nasa.gov/pds4/msn/v1"
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    ">
    <Identification_Area>
        <logical_identifier>urn:nasa:pds:vg2-lecp-nep:data-step-12min-asc</logical_identifier>
        <version_id>1.0</version_id>
        <title>Voyager 2 LECP Neptune 12.8 Minute Step ASCII Data Collection</title>
        <information_model_version>1.25.0.0</information_model_version>
        <product_class>Product_Collection</product_class>
        <Citation_Information>
            <publication_year>2002</publication_year>
            <doi>10.17189/1byn-2066</doi>
            <description>This far encounter step collection consists of flux
                ASCII data for electrons and ions from the Low Energy
                Charged Particle (LECP) experiment on Voyager 2 while the
                spacecraft was within the vicinity of Neptune.</description>
            <List_Author>
                <Person>
                    <given_name>Barry H.</given_name>
                    <family_name>Mauk</family_name>
                    <person_orcid>https://orcid.org/0000-0001-9789-379</person_orcid>
                    <Affiliation>
                        <organization_name>Johns Hopkins University Applied Physics Laboratory</organization_name>
                        <organization_rorid>https://ror.org/029pp9z10</organization_rorid>
                        <sequence_number>1</sequence_number>
                    </Affiliation>
                </Person>
                <Person>
                    <given_name>Stamatios Mike</given_name>
                    <family_name>Krimigis</family_name>
                    <person_orcid>https://orcid.org/0000-0003-2781-2386</person_orcid>
                    <Affiliation>
                        <organization_name>Johns Hopkins University Applied Physics Laboratory</organization_name>
                        <organization_rorid>https://ror.org/029pp9z10</organization_rorid>
                        <sequence_number>2</sequence_number>
                    </Affiliation>
                </Person>
                <Person>
                    <given_name>Thomas Peyton</given_name>
                    <family_name>Armstrong</family_name>
                    <Affiliation>
                        <organization_name>Department of Physics and Astronomy at the University of Kansas</organization_name>
                        <organization_rorid>https://ror.org/001tmjg57</organization_rorid>
                        <sequence_number>3</sequence_number>
                    </Affiliation>
                </Person>
            </List_Author>
        </Citation_Information>
        <Modification_History>
            <Modification_Detail>
                <modification_date>2026-03-10</modification_date>
                <version_id>1.0</version_id>
                <description>Original data from the PDS3 VG2-N-LECP-4-RDR-STEP-12.8MIN-V1.0 
                    dataset, DATA directory,  migrated to PDS4.</description>
            </Modification_Detail>
        </Modification_History>
    </Identification_Area>
    <Context_Area>
        <Time_Coordinates>
            <start_date_time>1989-08-24T12:12:00.000Z</start_date_time>
            <stop_date_time>1989-08-26T23:44:00.000Z</stop_date_time>
        </Time_Coordinates>
        <Primary_Result_Summary>
            <purpose>Science</purpose>
            <processing_level>Calibrated</processing_level>   
            <Science_Facets>
                <domain>Magnetosphere</domain>
                <discipline_name>Particles</discipline_name>
                <facet1>Electrons</facet1>
                <facet2>Energetic</facet2>
            </Science_Facets>
            <Science_Facets>
                <domain>Magnetosphere</domain>
                <discipline_name>Particles</discipline_name>
                <facet1>Ions</facet1>
                <facet2>Energetic</facet2>
            </Science_Facets>
        </Primary_Result_Summary>
        <Investigation_Area>
            <name>Voyager</name>
            <type>Mission</type>
            <Internal_Reference>
                <lid_reference>urn:nasa:pds:context:investigation:mission.voyager</lid_reference>
                <reference_type>collection_to_investigation</reference_type>
            </Internal_Reference>
        </Investigation_Area>
        <Observing_System>
            <Observing_System_Component>
                <name>Voyager 2</name>
                <type>Host</type>
                <Internal_Reference>
                    <lid_reference>urn:nasa:pds:context:instrument_host:spacecraft.vg2</lid_reference>
                    <reference_type>is_instrument_host</reference_type>
                </Internal_Reference>
            </Observing_System_Component>     
            <Observing_System_Component>
                <name>Low Energy Charged Particle</name>
                <type>Instrument</type>
                <Internal_Reference>
                    <lid_reference>urn:nasa:pds:context:instrument:vg2.lecp</lid_reference>
                    <reference_type>is_instrument</reference_type>
                </Internal_Reference>
            </Observing_System_Component>
        </Observing_System>
        <Target_Identification>
            <name>Neptune</name>
            <type>Planet</type>
            <Internal_Reference>
                <lid_reference>urn:nasa:pds:context:target:planet.neptune</lid_reference>
                <reference_type>collection_to_target</reference_type>
            </Internal_Reference>
        </Target_Identification>
        <Discipline_Area>
            <msn:Mission_Information>
                <msn:mission_phase_name>Neptune Encounter</msn:mission_phase_name>
            </msn:Mission_Information>
            <particle:Particle_Observation>
                <particle:energy_range_minimum unit="keV">10</particle:energy_range_minimum>
                <particle:energy_range_maximum unit="MeV">11</particle:energy_range_maximum>
                <particle:Particle_Parameter>
                    <particle:particle_type>Electrons</particle:particle_type>
                    <particle:particle_measurement_type>Flux</particle:particle_measurement_type>
                </particle:Particle_Parameter>
            </particle:Particle_Observation>
            <particle:Particle_Observation>
                <particle:energy_range_minimum unit="keV">15</particle:energy_range_minimum>
                <particle:energy_range_maximum unit="MeV">150</particle:energy_range_maximum>
                <particle:Particle_Parameter>
                    <particle:particle_type>Ions</particle:particle_type>
                    <particle:particle_measurement_type>Flux</particle:particle_measurement_type>
                </particle:Particle_Parameter>
            </particle:Particle_Observation>
        </Discipline_Area>
    </Context_Area>
    <Reference_List>
        <Internal_Reference>
              <lid_reference>urn:nasa:pds:context:resource:resource.vg2-lecp-nep_colxn_data-step-12min-asc_online</lid_reference>
              <reference_type>has_resource</reference_type>
           </Internal_Reference>
           <Internal_Reference>
              <lid_reference>urn:nasa:pds:context:resource:resource.vg2-lecp-nep_online</lid_reference>
              <reference_type>has_resource</reference_type>
           </Internal_Reference>
           <Internal_Reference>
            <lid_reference>urn:nasa:pds:vg2-lecp-nep:document:data-desc-step-12min</lid_reference>
            <reference_type>collection_to_document</reference_type>
        </Internal_Reference>
        <Source_Product_External>
            <external_source_product_identifier>VG2-N-LECP-4-RDR-STEP-12.8MIN-V1.0</external_source_product_identifier>
            <reference_type>data_to_calibrated_source_product</reference_type>
            <doi>10.17189/1519970</doi>
            <curating_facility>PDS Planetary Plasma Interactions Node</curating_facility>
            <description>The DOI provided references the PDS3 source data set.</description>
        </Source_Product_External>
    </Reference_List>
    <Collection>
        <collection_type>Data</collection_type>
        <description>Voyager 2 LECP Neptune 12.8 Minute Step ASCII Data Collection</description>
    </Collection>
    <File_Area_Inventory>
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            <offset unit="byte">0</offset>
            <parsing_standard_id>PDS DSV 1</parsing_standard_id>
            <description>This table lists the products in this collection</description>
            <records>1</records>                                                                                  
            <record_delimiter>Carriage-Return Line-Feed</record_delimiter>
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                <groups>0</groups>
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                <Field_Delimited>
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                </Field_Delimited>
            </Record_Delimited>
            <reference_type>inventory_has_member_product</reference_type> 
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</Product_Collection>