<?xml version="1.0" encoding="UTF-8" standalone="no"?><?xml-model href="https://pds.nasa.gov/pds4/pds/v1/PDS4_PDS_1B10.sch" schematypens="http://purl.oclc.org/dsdl/schematron"?><Product_Observational 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_1B10.xsd">  <Identification_Area>    <logical_identifier>urn:nasa:pds:mer2_rmc:data:mer2_site_009_master</logical_identifier>    <version_id>1.0</version_id>    <title>mer2 RMC product: mer2_site_009_master</title>    <information_model_version>1.11.1.0</information_model_version>    <product_class>Product_Observational</product_class>    <Modification_History>      <Modification_Detail>        <modification_date>2019-11-14</modification_date>        <version_id>1.0</version_id>        <description>Migrated from PDS3 to PDS4.</description>      </Modification_Detail>    </Modification_History>  </Identification_Area>  <Observation_Area>    <Time_Coordinates>      <start_date_time xsi:nil="true" nilReason="inapplicable"></start_date_time>      <stop_date_time xsi:nil="true" nilReason="inapplicable"></stop_date_time>    </Time_Coordinates>    <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>data_to_investigation</reference_type>      </Internal_Reference>    </Investigation_Area>    <Observing_System>      <Observing_System_Component>        <name>Mars Exploration Rover 2</name>        <type>Spacecraft</type>        <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>    </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>  </Observation_Area>	  <File_Area_Observational>    <File>      <file_name>mer2_site_009_master.rvf</file_name>      <local_identifier>RMC_data</local_identifier>      <creation_date_time>2005-10-19T15:05:47</creation_date_time>    </File>    <Stream_Text>      <name>Rover Motion Counter Product</name>      <offset unit="byte">0</offset>      <parsing_standard_id>7-Bit ASCII Text</parsing_standard_id>      <description>        Rover motion counter data in XML format. See Rover Motion Counter (RMC) Master File        SIS for details about format and content.      </description>      <record_delimiter>Carriage-Return Line-Feed</record_delimiter>    </Stream_Text>  </File_Area_Observational></Product_Observational>