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<DIF xmlns="http://gcmd.gsfc.nasa.gov/Aboutus/xml/dif/" xmlns:dif="http://gcmd.gsfc.nasa.gov/Aboutus/xml/dif/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://gcmd.gsfc.nasa.gov/Aboutus/xml/dif/ http://gcmd.gsfc.nasa.gov/Aboutus/xml/dif/dif_v9.8.4.xsd">
	<Entry_ID>moist.emso.western_ionian_sea.smo.2012.nemo-sn1.hydrophone.43</Entry_ID>
	<Entry_Title>Embriaco, Davide. (2012). Hydrophone dataset (SMID DT-405D(V)1 @ 2 kHz) from INGV/NEMO-SN1 seafloor platform during SMO project in Western Ionian Sea site (East Sicily), part of EMSO network.</Entry_Title>
	<Data_Set_Citation>
		<Dataset_Creator>Embriaco, Davide</Dataset_Creator>
		<Dataset_Title>Embriaco, Davide. (2012). Hydrophone dataset (SMID DT-405D(V)1 @ 2 kHz) from INGV/NEMO-SN1 seafloor platform during SMO project in Western Ionian Sea site (East Sicily), part of EMSO network.</Dataset_Title>
		<Dataset_Series_Name>SMO 1</Dataset_Series_Name>
		<Dataset_Release_Date>2012-06-10</Dataset_Release_Date>
		<Dataset_Release_Place>East Sicily</Dataset_Release_Place>
		<Dataset_Publisher>Multidisciplinary Oceanic Information SysTem (MOIST)</Dataset_Publisher>
		<Data_Presentation_Form>miniSEED</Data_Presentation_Form>
		<Dataset_DOI>doi:10.13127/MD/MOIST/DATASET.43</Dataset_DOI>
		<Online_Resource>http://www.moist.it/sites/western_ionian_sea/2/SMO1/hydrophone/43</Online_Resource>
	</Data_Set_Citation>
	<Personnel>
		<Role>INVESTIGATOR</Role>
		<First_Name>DAVIDE</First_Name>
		<Last_Name>EMBRIACO</Last_Name>
		<Email>davide.embriaco@ingv.it</Email>
		<Phone>+39 0187794413</Phone>
		<Contact_Address>
			<Address>via di Vigna Murata, 605</Address>
			<City>Rome</City>
			<Province_or_State>RM</Province_or_State>
			<Postal_Code>00143</Postal_Code>
			<Country>Italy</Country>
		</Contact_Address>
	</Personnel>
	<Personnel>
		<Role>TECHNICAL CONTACT</Role>
		<First_Name>GIUDITTA</First_Name>
		<Last_Name>MARINARO</Last_Name>
		<Email>giuditta.marinaro@ingv.it</Email>
		<Phone>+39 0651860603</Phone>
		<Contact_Address>
			<Address>via di Vigna Murata, 605</Address>
			<City>Rome</City>
			<Province_or_State>RM</Province_or_State>
			<Postal_Code>00143</Postal_Code>
			<Country>Italy</Country>
		</Contact_Address>
	</Personnel>
	<Personnel>
		<Role>DIF AUTHOR</Role>
		<First_Name>ADRIANO</First_Name>
		<Last_Name>AZZARONE</Last_Name>
		<Email>adriano.azzarone@ingv.it</Email>
		<Phone>+39 0651860720</Phone>
		<Contact_Address>
			<Address>via di Vigna Murata, 605</Address>
			<City>Rome</City>
			<Province_or_State>RM</Province_or_State>
			<Postal_Code>00143</Postal_Code>
			<Country>Italy</Country>
		</Contact_Address>
	</Personnel>
	<Parameters>
		<Category>EARTH SCIENCE</Category>
		<Topic>SOLID EARTH</Topic>
		<Term>SEISMOLOGY</Term>
		<Variable_Level_1>EARTHQUAKE OCCURRENCES</Variable_Level_1>
	</Parameters>
	<Parameters>
		<Category>EARTH SCIENCE</Category>
		<Topic>SOLID EARTH</Topic>
		<Term>SEISMOLOGY</Term>
		<Variable_Level_1>EARTHQUAKE DYNAMICS</Variable_Level_1>
	</Parameters>
	<Parameters>
		<Category>EARTH SCIENCE</Category>
		<Topic>OCEANS</Topic>
		<Term>OCEAN ACOUSTICS</Term>
		<Variable_Level_1>ACOUSTIC ATTENUATION/TRANSMISSION</Variable_Level_1>
	</Parameters>
	<Parameters>
		<Category>EARTH SCIENCE</Category>
		<Topic>OCEANS</Topic>
		<Term>OCEAN ACOUSTICS</Term>
		<Variable_Level_1>ACOUSTIC TOMOGRAPHY</Variable_Level_1>
	</Parameters>
	<Parameters>
		<Category>EARTH SCIENCE</Category>
		<Topic>OCEANS</Topic>
		<Term>OCEAN ACOUSTICS</Term>
		<Variable_Level_1>ACOUSTIC VELOCITY</Variable_Level_1>
	</Parameters>
	<Parameters>
		<Category>EARTH SCIENCE</Category>
		<Topic>OCEANS</Topic>
		<Term>OCEAN ACOUSTICS</Term>
		<Variable_Level_1>AMBIENT NOISE</Variable_Level_1>
	</Parameters>
	<ISO_Topic_Category>OCEANS</ISO_Topic_Category>
	<Keyword>marine data</Keyword>
	<Keyword>INGV</Keyword>
	<Keyword>Istituto Nazionale di Geofisica e Vulcanologia</Keyword>
	<Keyword>NEMO-SN1</Keyword>
	<Keyword>SMO</Keyword>
	<Keyword>Hydrophone</Keyword>
	<Keyword>Model: SMID seismic digital hydrophone prototype DT-405D(V)1</Keyword>
	<Keyword>Datetime start: Sun, 10 Jun 2012 00:00:00 </Keyword>
	<Keyword>Datetime end: Wed, 12 Jun 2013 19:52:30 </Keyword>
	<Keyword>Pressure</Keyword>
	<Extended_Metadata>
		<Metadata>
			<Group>Parameter</Group>
			<Name>Pressure</Name>
		</Metadata>
		<Metadata>
			<Group>Instrument</Group>
			<Name>Model</Name>
			<Value>SMID seismic digital hydrophone prototype DT-405D(V)1</Value>
		</Metadata>
		<Metadata>
			<Group>Data</Group>
			<Name>Start</Name>
			<Value>Sun, 10 Jun 2012 00:00:00 </Value>
		</Metadata>
		<Metadata>
			<Group>Data</Group>
			<Name>End</Name>
			<Value>Wed, 12 Jun 2013 19:52:30 </Value>
		</Metadata>
	</Extended_Metadata>
	<Sensor_Name>
    	<Short_Name>Hydrophone</Short_Name>
		<Long_Name>HYDROPHONES</Long_Name>
	</Sensor_Name>
	<Source_Name>
		<Short_Name>OCEAN PLATFORMS</Short_Name>
	</Source_Name>
	<Source_Name>
		<Short_Name>NEMO-SN1</Short_Name>
		<Long_Name>NEutrino Mediterranean Observatory - Submarine Network 1</Long_Name>
	</Source_Name>
	<Temporal_Coverage>
		<Start_Date>2012-06-10</Start_Date>
		<Stop_Date>2013-06-12</Stop_Date>
	</Temporal_Coverage>
	<Data_Set_Progress>COMPLETE</Data_Set_Progress>
	<Spatial_Coverage>
		<Southernmost_Latitude>37.547650</Southernmost_Latitude>
		<Northernmost_Latitude>37.547650</Northernmost_Latitude>
		<Westernmost_Longitude>15.397500</Westernmost_Longitude>
		<Easternmost_Longitude>15.397500</Easternmost_Longitude>
		<Minimum_Depth>2036.6M</Minimum_Depth>
		<Maximum_Depth>2036.6M</Maximum_Depth>
	</Spatial_Coverage>
	<Location>
		<Location_Category>Ocean</Location_Category>
		<Location_Type>Atlantic Ocean</Location_Type>
		<Location_Subregion1>North Atlantic Ocean</Location_Subregion1>
		<Location_Subregion2>Mediterranean Sea</Location_Subregion2>
		<Location_Subregion3>Sicily</Location_Subregion3>
		<Detailed_Location>East Sicily</Detailed_Location>
	</Location>
	<Data_Resolution>
		<Temporal_Resolution>2 kHz</Temporal_Resolution>
	</Data_Resolution>
	<Project>
		<Short_Name>SMO</Short_Name>
		<Long_Name>Submarine Multidisciplinary Observatory</Long_Name>
	</Project>
	<Quality>The set contains 292.5 Gbyte of data stored in 52560 files of ten minutes each and covers 8717.82 hours of acquisition (292.5 days) which was continuous during the mission, excluding some periods when acquisition was stopped for observatory maintenance and calibrations.</Quality>
	<Access_Constraints>Public</Access_Constraints>
	<Use_Constraints>Creative Commons Attribution 4.0 International License (CC BY 4.0)</Use_Constraints>
	<Data_Set_Language>ENGLISH</Data_Set_Language>
	<Originating_Center>INGV</Originating_Center>
	<Data_Center>
		<Data_Center_Name>
			<Short_Name>IT/INGV/MOIST</Short_Name>
			<Long_Name>Italy, Istituto Nazionale di Geofisica e Vulcanologia, Multidisciplinary Oceanic Information SysTem</Long_Name>
		</Data_Center_Name>
		<Data_Center_URL>http://www.moist.it</Data_Center_URL>
		<Data_Set_ID>moist.emso.western_ionian_sea.smo.2012.nemo-sn1.hydrophone.43</Data_Set_ID>
        <Personnel>
            <Role>DATA CENTER CONTACT</Role>
            <First_Name>PAOLO</First_Name>
            <Last_Name>FAVALI</Last_Name>
            <Email>paolo.favali@ingv.it</Email>
            <Phone>+39 0651860428</Phone>
            <Contact_Address>
                <Address>via di Vigna Murata, 605</Address>
                <City>Rome</City>
                <Province_or_State>RM</Province_or_State>
                <Postal_Code>00143</Postal_Code>
                <Country>Italy</Country>
            </Contact_Address>
        </Personnel>
    </Data_Center>
    <Distribution>
        <Distribution_Media>Online Internet (HTTP)</Distribution_Media>
        <Distribution_Size>292.5 GB</Distribution_Size>
        <Distribution_Format>miniSEED</Distribution_Format>
        <Fees>Free</Fees>
    </Distribution>
	<Summary>
		<Abstract>The dataset contains seafloor pressure data acquired by the seismic hydrophone installed on NEMO-SN1 observatory in the frequency band 50mHz - 1kHz. Pressure is sampled at 2kHz rate by two A/D converter (12 bit) which supply two data channel (with low, 30dB and  high, 60 dB gain). Pressure data are stored in counts units; 1 count corresponds to 0.546 Pa and 0.0172 Pa for low and high gain channel respectively. Absolute time reference is available thanks to GPS data embedded in each packet of data and distributed from land station to seafloor.</Abstract>
		<Purpose>The wide frequency range allows to study acoustic ambient noise in the deep water, detect sperm whale and cetaceans and detect seismic signals. It was designed to be able to detect also low frequency hydroacustic signal generated by a tsunami in case this was generated by large seismic event on the seafloor.</Purpose>
	</Summary>
	<Related_URL>
		<URL_Content_Type>
			<Type>GET DATA</Type>
		</URL_Content_Type>
		<URL>http://www.moist.it/sites/western_ionian_sea/2/SMO1/hydrophone/43/dataset/plot</URL>
		<Description>Data access and plot</Description>
	</Related_URL>
	<Related_URL>
		<URL_Content_Type>
			<Type>VIEW EXTENDED METADATA</Type>
		</URL_Content_Type>
		<URL>http://www.moist.it/sites/western_ionian_sea/2/SMO1/hydrophone/43</URL>
		<Description>Dataset information</Description>
	</Related_URL>
	<Related_URL>
		<URL_Content_Type>
			<Type>VIEW PROJECT HOME PAGE</Type>
		</URL_Content_Type>
		<URL>http://web.infn.it/smo</URL>
		<Description>SMO - Submarine Multidisciplinary Observatory</Description>
	</Related_URL>
	<Parent_DIF>moist.emso.western_ionian_sea.smo.2012</Parent_DIF>
	<IDN_Node>
		<Short_Name>EU/EMSO</Short_Name>
	</IDN_Node>
	<Originating_Metadata_Node>GCMD</Originating_Metadata_Node>
	<Metadata_Name>CEOS IDN DIF</Metadata_Name>
	<Metadata_Version>VERSION 9.8.4</Metadata_Version>
	<DIF_Creation_Date>2012-08-03</DIF_Creation_Date>
	<Last_DIF_Revision_Date>2026-04-03</Last_DIF_Revision_Date>
</DIF>