<html xmlns="http://www.w3.org/1999/xhtml" xmlns:xs="http://www.w3.org/2001/XMLSchema">
    <head>
        <meta content="672" name="orgcode"/>
        <meta content="Lan.Jian" name="rno"/>
        <meta content="Rita.C.Johnson" name="content-owner"/>
        <meta content="Rita.C.Johnson" name="webmaster"/>
        <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
        <meta http-equiv="Cache-Control" content="max-age=86400"/>
        <title>SPASE Resource Description</title>
        <script type="application/ld+json">{
      "@context": "https://schema.org/",
      "@type" : "Dataset",
      "name": "Galileo - PWS - electron plasma density",
        "alternateName": "Electron Plasma Density - Derived Products",
      "dateModified": "2025-06-30",
      
    "identifier": "spase://CNES/NumericalData/CDPP-AMDA/Galileo/PWS/gll-pws-density",
        
    "creditText": "
                When using this data please acknowledge the PI Donald A. Gurnett and Co-I William S. Kurth, NASA, the PDS and the VMO.
            ",
    "description": "This data set contains all available plasma electron number densities \nderived from observations by Galileo PWS (Plasma Wave Science).  Data \nprovided on this volume are at the highest available time and frequency \nresolution and have been calibrated into physical units..                  \n            ",
    "abstract": "This data set contains all available plasma electron number densities \nderived from observations by Galileo PWS (Plasma Wave Science).  Data \nprovided on this volume are at the highest available time and frequency \nresolution and have been calibrated into physical units..                  \n            ",
    
        "spatialCoverage": [
      {
          "@type": "Place",
          "alternateName": "Jupiter"
      }],
    
    "temporalCoverage": "1996-05-25T08:13:26Z/2002-11-05T04:09:30Z",

    "genre": "Waves.Passive",
    "keywords": [  "Jupiter", "Io", "Europa", "Ganymede", "Callisto", "Amalthea", "Io plasma torus", "GALILEO" ],
    "license":  "https://cdla.io/permissive-1-0/",

    "audience":{
        "@type": "Audience",
        "audienceType": ["Space Physicist", "Space Community", "Data Scientists", "Machine Learning Users"]
    },
    "distribution": [
        { 
        "@type": "DataDownload",
        "encodingFormat": [
            "text/csv"
        ],
        "contentUrl": "https://amda.irap.omp.eu/service/hapi"
    },
     { 
        "@type": "DataDownload",
        "encodingFormat": [
            "text/csv",
            "VOTable",
            "application/x-cdf",
            "image/png"
        ],
        "contentUrl": "https://amda.cdpp.eu"
    }
    ],
    
    "variableMeasured": [
    {
          "@type": "PropertyValue",
          "name": "e- density",
          "description": "Electron number density in cm**-3 as determined from frequency measurements of the plasma and equations of cold plasma theory.
      ",
          "unitText": "cm**-3" 
        }
    ]
    
  
    }
    </script>
        <style>

* {
   margin: 0;
   padding: 0;
   border: 0;
   outline: 0;
   font-size: 100%;
   vertical-align: baseline;
   background: transparent;
}

body {
	background-color: #f0f0f0; // #eaf5e9; #277bc0; #d3d3f9;
	color: black;
	font-family: Verdana, Arial, sans-serif; 
	font-size:12px; 
	line-height: 1.2;
}
 
h1,h2,h3,h4,h5,h6 {
	margin-top: 10px;
	margin-bottom: 10px;
	font-weight:bold;
}

h1 {
	font-size: 140%;
}

h2 {
	font-size: 120%;
}

h3 {
	font-size: 110%;
	font-style: oblique;
}

p {
	margin-bottom: 0.75ex;
}

a:link,
a:visited {
   color: #277bc0;/* #339;*/
   font-weight:bolder; 
   text-decoration:none; 
}

a:hover {
   color: blue;
   font-weight:bolder; 
   text-decoration:underline; 
}

ul {
	list-style: square inside ;
	margin-bottom: 0.75ex;
}

table {
   border: thin solid #666;
	margin-top: 5px;
	margin-bottom: 10px;
}

table.nested {
	margin-left: 2em;
}

thead,tbody {
   border: thin solid #666;
}

td, th {
   margin: 0;
	padding: 2px 2px 2px 2px;
}

th {
	font-style: oblique;
}

h1.detail {
}

.header {
	width:100%;
	padding: 1em 10px 1em 10px;
	color: #fff;
	background: #5e87b0;
	font-weight: bold;
	text-shadow: 0 /*{b-bar-shadow-x}*/ 1px /*{b-bar-shadow-y}*/ 1px /*{b-bar-shadow-radius}*/ #3e6790 /*{b-bar-shadow-color}*/;
	text-align: center;
	font-size: 16px;
	display: block;
	text-overflow: ellipsis;
	overflow: hidden;
	white-space: nowrap;
	outline: 0 !important;
}

.usa-banner {
    padding-left: 10px;
    overflow: hidden;
}

.official-websites {
    float: left;
    width: 50%;
}

.secure-websites {
    float: left;
    width: 50%;
}

.image-left {
    float: left;
    margin-right: 10px;
}

.footer {
    width: 100%;
    padding: 1em 10px 1em 10px;
    /*
    color: #fff;
    */
    color: Black;
    background: #5e87b0;
    font-weight: bold;
    font-size: 16px;
    display: table;
}
div.footer-item {
    float: left;
    padding-left: 1em;
    padding-right: 1em;
}
/* this does not work
a.footer-item:link {
    all: revert;
}
a.footer-item:visited {
    all: revert;
}
a.footer-item:hover {
    all: revert;
}
*/
.inset {
	margin-left: 22%;
}

.page {
	padding: 10px 3% 10px 3%;
}

div.indent {
    margin-left: 2em;
}

div.term {
	margin-top: 5px;
	padding-left: 5px;
	border-top: 1px solid #DDD;
	font-weight: bold;
}

div.definition {
	margin-left: 5ex;
}

div.value {
	margin-left: 5ex;
}

div.product {
	background-color: white;
	border: thin solid #333;
	padding: 10px 15px 10px 15px;
	margin-top: 10px;
}

div.parameter {
	margin-top: 10px;
	padding: 5px 10px 10px 10px;
	border: thin dotted #333;
	background-color: #ebebeb;
}

#toc {
   border: thin solid #333;
   background-color: #F5F5F5; 
   padding: 10px 15px 10px 15px;
   margin-left: 5%;
   margin-right: 5%;
   margin-bottom: 30px;
}

#toc ol, ul, li {
	padding-left: 5ex;
}

#toc ol {
	list-style-type: decimal;
	list-style-position: inside; 
}

#toc ul {
	list-style-type: square;
	list-style-position: inside; 
}

p.version {
  float: right;
  width: 100%;
  margin-top: 5px;
  text-align: right;
  font-size: x-small;
}

p.right {
  float: right;
  text-align: right;
}

.box-title {
	font-size: 120%;
	font-weight:bold;
	text-align: center;
	border-bottom: 1px solid #DDD;
}

ul.list {
	list-style-position: outside;
	padding-left: 1.5em;
}

li.list {
	text-align: left;
	padding-left: 0px;
}

.no-break {
	white-space: nowrap;
}

p.author {
	font-size: 120%;
}

div.brand {
	width: 100%;
	text-align: right;
}

div.abstract {
	display: table;
	position: relative;
	width: 100%;
}

div.citation {
}

div.access {
	float: left;
	width: 20%;
	background-color: white;
	border: thin solid #333;
	padding: 5px 5px 5px 5px;
	margin-right: 1em;
}

a.xml-logo:link,
a.xml-logo:visited {
   background: #ff6600;
   color: #ffffff;
   font-weight:bolder; 
   text-decoration:none; 
   padding-left:2px;
   padding-right:2px;
}
a.xml-logo:hover {
   text-decoration:underline; 
}
button {
  background-color: #5e87b0;
  border: none;  /* 2px solid black;  */
  border-radius: 8px;
  color: white;
  padding: 3px 5px;
  text-align: center;
  text-decoration: none;
  display: inline-block;
}
button.usa-banner-button {
    background-color: initial;
    border: initial;
    border-radius: initial;
    color: initial;
    padding: initial;
    text-align: initial;
    text-decoration: underline;
    display: initial;
}
	  </style>
        <script>
	    async function getResponseText(response) {
	        document.body.style.cursor = 'default';
	        return await response.text();
	    }
	    function getVersionedBibTeX(bibtex) {
	        /* Add version field as suggested by August (Gus) Muench, Journals Data Editor,
	        American Astronomical Society (email dated 7/7/25) */
	        const accessVersion = ", version={Accessed on " + currentIsoDateStr + "}";
	        const modifiedBibtex = bibtex.substring(0, bibtex.lastIndexOf("}")) + accessVersion + "}";
	        return modifiedBibtex;
	    }
	    function getBlob(text) {
	        return new Blob([text], { type: "text/plain"});
	    }
	    function clipboardAlert(text) {
	        alert(text + "\nCopied to clipboard");
	    }
	    function clipCitation(doi) {
	        document.body.style.cursor = 'wait';
            let url = "https://citation.doi.org/format?doi=" + doi.replace("https://doi.org/", "") +
                String.fromCodePoint(38) + "style=bibtex" + String.fromCodePoint(38) + "lang=en-US";
            const text = new ClipboardItem({
                    "text/plain": fetch(url)
                    .then(getResponseText)
                    .then(getVersionedBibTeX)
                    .then(getBlob)
            });
            navigator.clipboard.write([text]);
            
            text.getType("text/plain")
                .then(getResponseText)
                .then(clipboardAlert);
        }
        function toggle_usa_banner_details() {
            const details = document.getElementById("usa-banner-details");
            const indicator = document.getElementById("usa-banner-indicator");
            if (details.style.display === "none") {
                details.style.display = "block";
                indicator.textContent = "^";
            }
            else {
                details.style.display = "none";
                indicator.textContent = "v";
            }
        }
	    const monthName=new Array("January","February","March","April","May","June","July","August","September","October","November","December");
	    let currentDate = new Date();
	    let currentIsoDateStr = currentDate.toISOString().substring(0, 10);
	    let currentDateStr = currentDate.getFullYear() + '-' + monthName[currentDate.getMonth()] + '-' + currentDate.getDate();
	  </script>
    </head>
    <body>
        <div>
            <a id="top"/>
        </div>
        <div class="usa-banner">
            <p>
                <img class="usa-banner__header-flag" height="10px" width="20px" src="/logos/us_flag_small.png" alt="USA flag"/> An official website of the United States government
                <button class="usa-banner-button" onclick="toggle_usa_banner_details()">Here's how you know</button> <span id="usa-banner-indicator">v</span>
            </p>
            <div id="usa-banner-details" style="display: none">
                <div class="official-websites">
                    <div>
                        <img class="image-left" src="/logos/icon-dot-gov.svg" alt="dot gov icon"/>
                        <p>
                            <b>Official websites use .gov</b>
                        </p>
                        <p>A <b>.gov</b> websites belongs to an official government organization in the United States</p>
                    </div>
                </div>
                <div class="secure-websites">
                    <img class="image-left" src="/logos/icon-https.svg" alt="HTTPS icon"/>
                    <p>
                        <b>Secure .gov website use HTTPS</b>
                    </p>
                    <p>A <b>lock</b> (<img src="/logos/usa-banner-lock.svg" alt="lock icon"/>) or <b>https://</b> means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.</p>
                </div>
            </div>
        </div>
        <div class="header">
            <div class="middle">HDPWS</div>
        </div>
        <div class="page">
            <div class="spase">
                <div class="abstract">
                    <div class="access">
                        <p class="box-title">
                    Data Access
                </p>
                        <ul class="list">
                            <li class="list">
                                <a target="_blank" href="https://cdaweb.gsfc.nasa.gov/registry/hdp/hapi/hapiHtml.html#url=https://amda.irap.omp.eu/service/hapi&amp;id=gll-pws-density">HAPI: CDPP/AMDA HAPI Server</a>
                            </li>
                            <li class="list">
                                <a target="_blank" href="https://amda.cdpp.eu">CDPP/AMDA Web application</a>
                            </li>
                        </ul>
                    </div>
                    <div class="citation inset">
                        <h1>
                            <a name="spase://CNES/NumericalData/CDPP-AMDA/Galileo/PWS/gll-pws-density">Galileo - PWS - electron plasma density</a>
                        </h1>
                        <p>
                            <div class="term">ResourceID</div>
                            <div class="definition">spase://CNES/NumericalData/CDPP-AMDA/Galileo/PWS/gll-pws-density</div>
                        </p>
                        <p>
                            <div class="term">Description</div>
                            <div class="definition">This data set contains all available plasma electron number densities 
derived from observations by Galileo PWS (Plasma Wave Science).  Data 
provided on this volume are at the highest available time and frequency 
resolution and have been calibrated into physical units..                  
</div>
                        </p>
                        <p/>
                    </div>
                </div>
                <div>
                    <p class="right">
                        <a target="_blank" href="/WS/hdp/1/Spase?ResourceID=spase://CNES/NumericalData/CDPP-AMDA/Galileo/PWS/gll-pws-density&amp;Format=spase_xml" download="gll-pws-density.xml">View XML</a> |
              <a target="_blank" href="https://spase-editor.heliocloud.org/?edit=https://heliophysicsdata.gsfc.nasa.gov/WS/hdp/1/Spase?ResourceID=spase://CNES/NumericalData/CDPP-AMDA/Galileo/PWS/gll-pws-density&amp;Format=spase_xml">Edit</a>
                    </p>
                    <h1 class="detail">Details</h1>
                </div>
                <div>
                    <div class="product">
                        <p class="version">Version:2.4.1</p>
                        <h1>NumericalData</h1>
                        <div class="term">ResourceID</div>
                        <div class="definition">spase://CNES/NumericalData/CDPP-AMDA/Galileo/PWS/gll-pws-density</div>
                        <div class="term">ResourceHeader</div>
                        <div class="definition">
                            <div class="term">ResourceName</div>
                            <div class="definition">Galileo - PWS - electron plasma density</div>
                            <div class="term">AlternateName</div>
                            <div class="definition">Electron Plasma Density - Derived Products</div>
                            <div class="term">ReleaseDate</div>
                            <div class="definition">2025-06-30 07:00:54Z</div>
                            <div class="term">Description</div>
                            <div class="definition">This data set contains all available plasma electron number densities 
derived from observations by Galileo PWS (Plasma Wave Science).  Data 
provided on this volume are at the highest available time and frequency 
resolution and have been calibrated into physical units..                  
</div>
                            <div class="term">Acknowledgement</div>
                            <div class="definition">
                When using this data please acknowledge the PI Donald A. Gurnett and Co-I William S. Kurth, NASA, the PDS and the VMO.
            </div>
                            <div class="term">Contacts</div>
                            <div class="definition">
                                <table class="nested" cellspacing="0">
                                    <tr>
                                        <th/>
                                        <th class="center">Role</th>
                                        <th class="center">Person</th>
                                        <th class="center">StartDate</th>
                                        <th class="center">StopDate</th>
                                        <th class="center">Note</th>
                                    </tr>
                                    <tbody>
                                        <tr>
                                            <td>1.</td>
                                            <td>PrincipalInvestigator</td>
                                            <td>
                                                <a target="_blank" href="https://spase-metadata.org/SMWG/Person/Donald.A.Gurnett.html">spase://SMWG/Person/Donald.A.Gurnett</a>
                                            </td>
                                            <td/>
                                            <td/>
                                            <td/>
                                        </tr>
                                        <tr>
                                            <td>2.</td>
                                            <td>CoInvestigator</td>
                                            <td>
                                                <a target="_blank" href="https://spase-metadata.org/SMWG/Person/William.S.Kurth.html">spase://SMWG/Person/William.S.Kurth</a>
                                            </td>
                                            <td/>
                                            <td/>
                                            <td/>
                                        </tr>
                                        <tr>
                                            <td>3.</td>
                                            <td>DataProducer</td>
                                            <td>
                                                <a target="_blank" href="https://spase-metadata.org/SMWG/Person/Chris.W.Piker.html">spase://SMWG/Person/Chris.W.Piker</a>
                                            </td>
                                            <td/>
                                            <td/>
                                            <td/>
                                        </tr>
                                    </tbody>
                                </table>
                            </div>
                            <div class="definition">
                                <p/>
                                <p/>
                            </div>
                            <div class="definition">
                                <p/>
                                <p/>
                            </div>
                            <div class="term">InformationURL</div>
                            <div class="definition">
                                <div class="term">Name</div>
                                <div class="definition">PDS/PPI</div>
                                <div class="term">URL</div>
                                <div class="definition">
                                    <a target="_blank" href="http://ppi.pds.nasa.gov/">http://ppi.pds.nasa.gov/</a>
                                </div>
                            </div>
                            <div class="term">InformationURL</div>
                            <div class="definition">
                                <div class="term">Name</div>
                                <div class="definition">J.A. Ansher (2001). Electron Density at Jupiter Using the Galileo Plasma Wave Instrument</div>
                                <div class="term">URL</div>
                                <div class="definition">
                                    <a target="_blank" href="https://pds-ppi.igpp.ucla.edu/data/GO-J-PWS-5-DDR-PLASMA-DENSITY-FULL-V1.0/DOCUMENT/ANSHER_2001.PDF">https://pds-ppi.igpp.ucla.edu/data/GO-J-PWS-5-DDR-PLASMA-DENSITY-FULL-V1.0/DOCUMENT/ANSHER_2001.PDF</a>
                                </div>
                                <div class="term">Description</div>
                                <div class="definition">J.A. Ansher doctoral thesis.  Chapter 
      three of this document provides an overview of the radiation cutoff 
      technique used to collect the majority of the plasma density 
      measurements</div>
                            </div>
                            <div class="term">InformationURL</div>
                            <div class="definition">
                                <div class="term">Name</div>
                                <div class="definition">B. H. Richards (2006). Determination of the Electron Density in the Jovian Magnetosphere from the Galileo Plasma Wave Data</div>
                                <div class="term">URL</div>
                                <div class="definition">
                                    <a target="_blank" href="https://pds-ppi.igpp.ucla.edu/data/GO-J-PWS-5-DDR-PLASMA-DENSITY-FULL-V1.0/DOCUMENT/RICHARDS_2006.PDF">https://pds-ppi.igpp.ucla.edu/data/GO-J-PWS-5-DDR-PLASMA-DENSITY-FULL-V1.0/DOCUMENT/RICHARDS_2006.PDF</a>
                                </div>
                                <div class="term">Description</div>
                                <div class="definition">B. H. Richards master thesis.  Chapter 
      two of this document expands upon the analysis techniques of 
      ANSHER_2001.PDF to include digitization of narrow band 
      upper hybrid resonance emissions.</div>
                            </div>
                            <div class="term">InformationURL</div>
                            <div class="definition">
                                <div class="term">Name</div>
                                <div class="definition">J. B. Barnhart et. al. (2009). Electron Densityies in Jupiter's Outer Magnetosphere Determined from Voyager 1 and 2 Plasma Wave Spectra</div>
                                <div class="term">URL</div>
                                <div class="definition">
                                    <a target="_blank" href="https://pds-ppi.igpp.ucla.edu/data/GO-J-PWS-5-DDR-PLASMA-DENSITY-FULL-V1.0/DOCUMENT/BARNHART_2009.PDF">https://pds-ppi.igpp.ucla.edu/data/GO-J-PWS-5-DDR-PLASMA-DENSITY-FULL-V1.0/DOCUMENT/BARNHART_2009.PDF</a>
                                </div>
                                <div class="term">Description</div>
                                <div class="definition">J. B. Barnhart et. al. 2009 paper describing 
      data interpretation techniques used on this volume, but applied to 
      the Voyager PWS waveform datasets.  No similar paper has been released 
      for Galileo PWS plasma density determination, thus this one has been 
      included as the best available documentation for density determination 
      when Fpe &lt;&lt; Fce.</div>
                            </div>
                        </div>
                        <div class="term">AccessInformation</div>
                        <div class="definition">
                            <div class="term">RepositoryID</div>
                            <div class="definition">
                                <a href="https://spase-metadata.org/SMWG/Repository/CDPP/AMDA.html">spase://SMWG/Repository/CDPP/AMDA</a>
                            </div>
                            <div class="term">Availability</div>
                            <div class="definition">Online</div>
                            <div class="term">AccessRights</div>
                            <div class="definition">Open</div>
                            <div class="term">AccessURL</div>
                            <div class="definition">
                                <div class="term">Name</div>
                                <div class="definition">CDPP/AMDA HAPI Server</div>
                                <div class="term">URL</div>
                                <div class="definition">
                                    <a target="_blank" href="https://amda.irap.omp.eu/service/hapi">https://amda.irap.omp.eu/service/hapi</a>
                                </div>
                                <div class="term">Style</div>
                                <div class="definition">HAPI</div>
                                <div class="term">ProductKey</div>
                                <div class="definition">gll-pws-density</div>
                                <div class="term">Description</div>
                                <div class="definition">Web Service to this product using the HAPI interface.</div>
                            </div>
                            <div class="term">Format</div>
                            <div class="definition">CSV</div>
                            <div class="term">Acknowledgement</div>
                            <div class="definition">Thank you for acknowledging the use of AMDA in publications with wording like "Data analysis was performed with the AMDA science analysis system provided by the Centre de Données de la Physique des Plasmas (CDPP) supported by CNRS, CNES, Observatoire de Paris and Université Paul Sabatier, Toulouse". See the Rules of the road at https://amda.cdpp.eu/help/policy.html . Please acknowledge the Data Providers.</div>
                        </div>
                        <div class="term">AccessInformation</div>
                        <div class="definition">
                            <div class="term">RepositoryID</div>
                            <div class="definition">
                                <a href="https://spase-metadata.org/SMWG/Repository/CDPP/AMDA.html">spase://SMWG/Repository/CDPP/AMDA</a>
                            </div>
                            <div class="term">Availability</div>
                            <div class="definition">Online</div>
                            <div class="term">AccessRights</div>
                            <div class="definition">Open</div>
                            <div class="term">AccessURL</div>
                            <div class="definition">
                                <div class="term">Name</div>
                                <div class="definition">CDPP/AMDA Web application</div>
                                <div class="term">URL</div>
                                <div class="definition">
                                    <a target="_blank" href="https://amda.cdpp.eu">https://amda.cdpp.eu</a>
                                </div>
                                <div class="term">Description</div>
                                <div class="definition">Access to Data via CDPP/AMDA Web application.</div>
                            </div>
                            <div class="term">Format</div>
                            <div class="definition">CSV</div>
                            <div class="term">Format</div>
                            <div class="definition">VOTable</div>
                            <div class="term">Format</div>
                            <div class="definition">CDF</div>
                            <div class="term">Format</div>
                            <div class="definition">PNG</div>
                            <div class="term">Acknowledgement</div>
                            <div class="definition">Thank you for acknowledging the use of AMDA in publications with wording like "Data analysis was performed with the AMDA science analysis system provided by the Centre de Données de la Physique des Plasmas (CDPP) supported by CNRS, CNES, Observatoire de Paris and Université Paul Sabatier, Toulouse". See the Rules of the road at https://amda.cdpp.eu/help/policy.html . Please acknowledge the Data Providers.</div>
                        </div>
                        <div class="term">ProviderName</div>
                        <div class="definition">PDS</div>
                        <div class="term">ProviderResourceName</div>
                        <div class="definition">GO-J-PWS-5-DDR-PLASMA-DENSITY-FULL-V1.0</div>
                        <div class="term">InstrumentIDs</div>
                        <div class="definition">
                            <a target="_blank" href="https://spase-metadata.org/CNES/Instrument/CDPP-AMDA/Galileo/PWS.html">spase://CNES/Instrument/CDPP-AMDA/Galileo/PWS</a>
                        </div>
                        <div class="term">MeasurementType</div>
                        <div class="definition">Waves.Passive</div>
                        <div class="term">MeasurementType</div>
                        <div class="definition">ElectricField</div>
                        <div class="term">TemporalDescription</div>
                        <div class="definition">
                            <div class="term">TimeSpan</div>
                            <div class="definition">
                                <div class="term">StartDate</div>
                                <div class="definition">1996-05-25 08:13:26Z</div>
                                <div class="term">StopDate</div>
                                <div class="definition">2002-11-05 04:09:30Z</div>
                            </div>
                            <div class="term">Cadence</div>
                            <div class="definition">PT18S</div>
                        </div>
                        <div class="term">ObservedRegion</div>
                        <div class="definition">Jupiter</div>
                        <div class="term">Keywords</div>
                        <div class="definition">Jupiter</div>
                        <div class="definition">Io</div>
                        <div class="definition">Europa</div>
                        <div class="definition">Ganymede</div>
                        <div class="definition">Callisto</div>
                        <div class="definition">Amalthea</div>
                        <div class="definition">Io plasma torus</div>
                        <div class="definition">GALILEO</div>
                        <div class="parameter">Parameter #1</div>
                        <div class="definition">
                            <div class="term">Name</div>
                            <div class="definition">e- density</div>
                            <div class="term">ParameterKey</div>
                            <div class="definition">gll_pws_density</div>
                            <div class="term">Description</div>
                            <div class="definition">Electron number density in cm**-3 as determined from frequency measurements of the plasma and equations of cold plasma theory.
</div>
                            <div class="term">UCD</div>
                            <div class="definition">phys.density;phys.electron</div>
                            <div class="term">Units</div>
                            <div class="definition">cm**-3</div>
                            <div class="term">RenderingHints</div>
                            <div class="definition">
                                <div class="term">DisplayType</div>
                                <div class="definition">TimeSeries</div>
                            </div>
                            <div class="term">Particle</div>
                            <div class="definition">
                                <div class="term">ParticleType</div>
                                <div class="definition">Electron</div>
                                <div class="term">ParticleQuantity</div>
                                <div class="definition">NumberDensity</div>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
        </div>
        <div class="footer">
            <div class="footer">
                <img class="image-left" src="/logos/nasa-logo.svg" alt="NASA Insignia"/>
                <div class="footer-item">Contact SPDF: <a style="all:revert" href="mailto:NASA-SPDF-Support@nasa.onmicrosoft.com?subject=HDPWS SPASE">NASA-SPDF Feedback/Support</a>
                </div>
                <div class="footer-item">Responsible NASA Official: <a style="all: revert" href="mailto:Lan.Jian@nasa.gov">Lan Jian</a>
                </div>
                <div class="footer-item">Site Editor: <a style="all:revert" href="mailto:NASA-SPDF-Support@nasa.onmicrosoft.com">Rita Johnson</a>
                </div>
                <div class="footer-item">
                    <a style="all:revert" href="https://ror.org/00ryjtt64">SPDF ROR ID</a>
                </div>
                <div class="footer-item">
                    <a style="all:revert" href="https://www.re3data.org/repository/r3d100010168">SPDF re3data ID</a>
                </div>
                <div class="footer-item">
                    <a style="all:revert" href="https://www.nasa.gov/about/">About NASA</a>
                </div>
                <div class="footer-item">
                    <a style="all:revert" href="https://www.nasa.gov/accessibility/">Accessibility</a>
                </div>
                <div class="footer-item">
                    <a style="all:revert" href="https://www.nasa.gov/foia/">FOIA</a>
                </div>
                <div class="footer-item">
                    <a style="all:revert" href="https://www.nasa.gov/no-fear-act/">No FEAR Act</a>
                </div>
                <div class="footer-item">
                    <a style="all:revert" href="https://www.nasa.gov/privacy/">Privacy Policy</a>
                </div>
                <div class="footer-item">
                    <a style="all:revert" href="https://www.nasa.gov/vulnerability-disclosure-policy/">Vulnerability Disclosure Policy</a>
                </div>
                <div class="footer-item">
                    <span>Last Updated: 2025-06-30</span>
                </div>
            </div>
        </div>
    </body>
</html>