<?xml version="1.0" encoding="UTF-8"?>
<?xml-model href="https://pds.nasa.gov/pds4/pds/v1/PDS4_PDS_1G00.sch"
schematypens="http://purl.oclc.org/dsdl/schematron"?>
<?xml-model href="https://pds.nasa.gov/pds4/particle/v2/PDS4_PARTICLE_1G00_2010.sch" 
schematypens="http://purl.oclc.org/dsdl/schematron"?>
<Product_Observational xmlns="http://pds.nasa.gov/pds4/pds/v1"
    xmlns:particle="http://pds.nasa.gov/pds4/particle/v2"
    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_1G00.xsd
                        http://pds.nasa.gov/pds4/particle/v2
                        https://pds.nasa.gov/pds4/particle/v2/PDS4_PARTICLE_1G00_2010.xsd">
    <Identification_Area>
        <logical_identifier>urn:nasa:pds:vex-aspera4-els:data_derived:els05bk_20113030501</logical_identifier>
        <version_id>1.0</version_id>
        <title>VEX ELS 5-Minute Background Data 2011-10-30 05:01</title>
        <information_model_version>1.16.0.0</information_model_version>
        <product_class>Product_Observational</product_class>
        <Citation_Information>
            <publication_year>2021</publication_year>
            <description>
                This product contains ELS 5-minute BacKground (ELS05BK) averages and standard deviations for
                all ELS anodes combined, and for each anode (or sector) separately.
            </description>
        </Citation_Information>
        <Modification_History>
            <Modification_Detail>
                <modification_date>2021-08-16</modification_date>
                <version_id>1.0</version_id>
                <description>Initial version</description>
            </Modification_Detail>
        </Modification_History>
    </Identification_Area>
    <Observation_Area>
        <Time_Coordinates>
            <start_date_time>2011-10-30T05:01:03.856Z</start_date_time>
            <stop_date_time>2011-10-30T10:42:19.389Z</stop_date_time>
        </Time_Coordinates>
        <Primary_Result_Summary>
            <purpose>Science</purpose>
            <processing_level>Derived</processing_level>
            <Science_Facets>
                <discipline_name>Particles</discipline_name>
                <facet1>Electrons</facet1>
                <facet2>Energetic</facet2>
            </Science_Facets>
        </Primary_Result_Summary>
        <Investigation_Area>
            <name>Venus_Express</name>
            <type>Mission</type>
            <Internal_Reference>
                <lid_reference>urn:esa:psa:context:investigation:mission.venus_express</lid_reference>
                <reference_type>data_to_investigation</reference_type>
            </Internal_Reference>
        </Investigation_Area>
        <Observing_System>
            <Observing_System_Component>
                <name>VEX</name>
                <type>Host</type>
                <Internal_Reference>
                    <lid_reference>urn:esa:psa:context:instrument_host:spacecraft.vex</lid_reference>
                    <reference_type>is_instrument_host</reference_type>
                </Internal_Reference>
            </Observing_System_Component>
            <Observing_System_Component>
                <name>ASPERA4-ELS</name>
                <type>Instrument</type>
                <Internal_Reference>
                    <lid_reference>urn:esa:psa:context:instrument:vex.aspera4-els</lid_reference>
                    <reference_type>is_instrument</reference_type>
                </Internal_Reference>
            </Observing_System_Component>
        </Observing_System>
        <Target_Identification>
            <name>Venus</name>
            <type>Planet</type>
            <Internal_Reference>
                <lid_reference>urn:nasa:pds:context:target:planet.venus</lid_reference>
                <reference_type>data_to_target</reference_type>
            </Internal_Reference>
        </Target_Identification>
        <Mission_Area>
            
        </Mission_Area>
        <Discipline_Area>
            <particle:Particle_Observation>
                <particle:energy_range_minimum unit="keV">.01</particle:energy_range_minimum>
                <particle:energy_range_maximum unit="keV">20</particle:energy_range_maximum>
                <particle:Particle_Parameter>
                    <particle:particle_type>Electrons</particle:particle_type>
                    <particle:particle_measurement_type>Count Rate</particle:particle_measurement_type>
                </particle:Particle_Parameter>
            </particle:Particle_Observation>
        </Discipline_Area>
    </Observation_Area>
    <File_Area_Observational>
        <File>
            <file_name>ELS05BK_20113030501_V1.0.TAB</file_name>
            <creation_date_time>2021-08-16T18:31</creation_date_time>
            <records>68</records>
            <md5_checksum>7fae0117e229fb13405e2700e24a40e1</md5_checksum>
        </File>
        <Table_Character>
            <name>ELS 5-Minute Background Data</name>
            <offset unit="byte">0</offset>
            <records>68</records>
            <description>
                This table contains ELS 5-minute BacKground (ELS05BK) data for all ELS anodes combined,
and background data for each anode (or sector) separately.
            </description>
            <record_delimiter>Carriage-Return Line-Feed</record_delimiter>
            <Record_Character>
                <fields>36</fields>
                <groups>0</groups>
                <record_length unit="byte">386</record_length>
                <Field_Character>
                    <name>Start Time</name>
                    <field_number>1</field_number>
                    <field_location unit="byte">1</field_location>
                    <data_type>ASCII_Date_Time_DOY</data_type>
                    <field_length unit="byte">21</field_length>
                </Field_Character>
                <Field_Character>
                    <name>Stop Time</name>
                    <field_number>2</field_number>
                    <field_location unit="byte">23</field_location>
                    <data_type>ASCII_Date_Time_DOY</data_type>
                    <field_length unit="byte">21</field_length>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS Anode Background</name>
                    <field_number>3</field_number>
                    <field_location unit="byte">45</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">9</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant>  -9.9999</invalid_constant>
                    </Special_Constants>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS-00 Background</name>
                    <field_number>4</field_number>
                    <field_location unit="byte">55</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">8</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant> -9.9999</invalid_constant>
                    </Special_Constants>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS-01 Background</name>
                    <field_number>5</field_number>
                    <field_location unit="byte">64</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">8</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant> -9.9999</invalid_constant>
                    </Special_Constants>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS-02 Background</name>
                    <field_number>6</field_number>
                    <field_location unit="byte">73</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">8</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant> -9.9999</invalid_constant>
                    </Special_Constants>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS-03 Background</name>
                    <field_number>7</field_number>
                    <field_location unit="byte">82</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">8</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant> -9.9999</invalid_constant>
                    </Special_Constants>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS-04 Background</name>
                    <field_number>8</field_number>
                    <field_location unit="byte">91</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">8</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant> -9.9999</invalid_constant>
                    </Special_Constants>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS-05 Background</name>
                    <field_number>9</field_number>
                    <field_location unit="byte">100</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">8</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant> -9.9999</invalid_constant>
                    </Special_Constants>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS-06 Background</name>
                    <field_number>10</field_number>
                    <field_location unit="byte">109</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">8</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant> -9.9999</invalid_constant>
                    </Special_Constants>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS-07 Background</name>
                    <field_number>11</field_number>
                    <field_location unit="byte">118</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">8</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant> -9.9999</invalid_constant>
                    </Special_Constants>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS-08 Background</name>
                    <field_number>12</field_number>
                    <field_location unit="byte">127</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">8</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant> -9.9999</invalid_constant>
                    </Special_Constants>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS-09 Background</name>
                    <field_number>13</field_number>
                    <field_location unit="byte">136</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">8</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant> -9.9999</invalid_constant>
                    </Special_Constants>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS-10 Background</name>
                    <field_number>14</field_number>
                    <field_location unit="byte">145</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">8</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant> -9.9999</invalid_constant>
                    </Special_Constants>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS-11 Background</name>
                    <field_number>15</field_number>
                    <field_location unit="byte">154</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">8</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant> -9.9999</invalid_constant>
                    </Special_Constants>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS-12 Background</name>
                    <field_number>16</field_number>
                    <field_location unit="byte">163</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">8</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant> -9.9999</invalid_constant>
                    </Special_Constants>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS-13 Background</name>
                    <field_number>17</field_number>
                    <field_location unit="byte">172</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">8</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant> -9.9999</invalid_constant>
                    </Special_Constants>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS-14 Background</name>
                    <field_number>18</field_number>
                    <field_location unit="byte">181</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">8</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant> -9.9999</invalid_constant>
                    </Special_Constants>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS-15 Background</name>
                    <field_number>19</field_number>
                    <field_location unit="byte">190</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">8</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant> -9.9999</invalid_constant>
                    </Special_Constants>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS Anode Background Std Dev</name>
                    <field_number>20</field_number>
                    <field_location unit="byte">199</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">10</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant>3.4000e+38</invalid_constant>
                    </Special_Constants>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS-00 Background Std Dev</name>
                    <field_number>21</field_number>
                    <field_location unit="byte">210</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">10</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant>3.4000e+38</invalid_constant>
                    </Special_Constants>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS-01 Background Std Dev</name>
                    <field_number>22</field_number>
                    <field_location unit="byte">221</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">10</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant>3.4000e+38</invalid_constant>
                    </Special_Constants>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS-02 Background Std Dev</name>
                    <field_number>23</field_number>
                    <field_location unit="byte">232</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">10</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant>3.4000e+38</invalid_constant>
                    </Special_Constants>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS-03 Background Std Dev</name>
                    <field_number>24</field_number>
                    <field_location unit="byte">243</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">10</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant>3.4000e+38</invalid_constant>
                    </Special_Constants>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS-04 Background Std Dev</name>
                    <field_number>25</field_number>
                    <field_location unit="byte">254</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">10</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant>3.4000e+38</invalid_constant>
                    </Special_Constants>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS-05 Background Std Dev</name>
                    <field_number>26</field_number>
                    <field_location unit="byte">265</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">10</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant>3.4000e+38</invalid_constant>
                    </Special_Constants>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS-06 Background Std Dev</name>
                    <field_number>27</field_number>
                    <field_location unit="byte">276</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">10</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant>3.4000e+38</invalid_constant>
                    </Special_Constants>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS-07 Background Std Dev</name>
                    <field_number>28</field_number>
                    <field_location unit="byte">287</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">10</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant>3.4000e+38</invalid_constant>
                    </Special_Constants>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS-08 Background Std Dev</name>
                    <field_number>29</field_number>
                    <field_location unit="byte">298</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">10</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant>3.4000e+38</invalid_constant>
                    </Special_Constants>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS-09 Background Std Dev</name>
                    <field_number>30</field_number>
                    <field_location unit="byte">309</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">10</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant>3.4000e+38</invalid_constant>
                    </Special_Constants>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS-10 Background Std Dev</name>
                    <field_number>31</field_number>
                    <field_location unit="byte">320</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">10</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant>3.4000e+38</invalid_constant>
                    </Special_Constants>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS-11 Background Std Dev</name>
                    <field_number>32</field_number>
                    <field_location unit="byte">331</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">10</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant>3.4000e+38</invalid_constant>
                    </Special_Constants>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS-12 Background Std Dev</name>
                    <field_number>33</field_number>
                    <field_location unit="byte">342</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">10</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant>3.4000e+38</invalid_constant>
                    </Special_Constants>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS-13 Background Std Dev</name>
                    <field_number>34</field_number>
                    <field_location unit="byte">353</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">10</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant>3.4000e+38</invalid_constant>
                    </Special_Constants>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS-14 Background Std Dev</name>
                    <field_number>35</field_number>
                    <field_location unit="byte">364</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">10</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant>3.4000e+38</invalid_constant>
                    </Special_Constants>
                </Field_Character>
                <Field_Character>
                    <name>VEx ELS-15 Background Std Dev</name>
                    <field_number>36</field_number>
                    <field_location unit="byte">375</field_location>
                    <data_type>ASCII_Real</data_type>
                    <field_length unit="byte">10</field_length>
                    <unit>cnts/sec</unit>
                    <Special_Constants>
                       <invalid_constant>3.4000e+38</invalid_constant>
                    </Special_Constants>
                </Field_Character>
            </Record_Character>
        </Table_Character>
    </File_Area_Observational>
</Product_Observational>
