<html xmlns="http://www.w3.org/1999/xhtml" xmlns:xs="http://www.w3.org/2001/XMLSchema">
    <head>
        <title>SPASE Resource Description</title>
        <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
        <meta http-equiv="Cache-Control" content="max-age=86400"/>
        <meta name="orgcode" content="673"/>
        <meta name="rno" content="Lan.K.Jian.1"/>
        <meta name="content-owner" content="Lan.K.Jian.1"/>
        <meta name="webmaster" content="Rita.C.Johnson.1"/>
        <script id="_fed_an_ua_tag" type="text/javascript" src="https://dap.digitalgov.gov/Universal-Federated-Analytics-Min.js?agency=NASA%26subagency=GSFC"/>
        <script type="application/ld+json">{
      "@context": "https://schema.org/",
      "@type" : "Dataset",
      "name": "Keogram data derived from auroral images taken by the all-sky EMCCD imager with a RG665 filter at Sodankyla, Finland",
        
      "dateModified": "2017-04-01",
      
    "identifier": "spase://IUGONET/DisplayData/ISEE/EMCCD/SOD/EMCCD_RG665/keogram_RG665",
        
    "creditText": "If you use the data for your conference talks or publications, please contact psa-project-ope [at] isee.nagoya-u.ac.jp and let us know the topic of your research and which intervals you study. At that point, we will ask you to invite some of the PsA Project team members as co-authors of your paper.",
    "description": "Keogram data derived from auroral images taken by the all-sky EMCCD imager with a RG665 filter at Sodankyla, Finland.",
    "abstract": "Keogram data derived from auroral images taken by the all-sky EMCCD imager with a RG665 filter at Sodankyla, Finland.",
    
        "spatialCoverage": [
      {
          "@type": "Place",
          "alternateName": "Earth.NearSurface.Ionosphere.ERegion"
      },
      {
          "@type": "Place",
          "alternateName": "Earth.NearSurface.Ionosphere.FRegion"
      }],
    
    "temporalCoverage": "2017-01-26T00:00:00Z/...",

    "genre": "ImageIntensity",
    "keywords": [  "EARTH SCIENCE Sun-earch Interaction Ionosphere/Magnetosphere Dynamics Aurorae" ],
    "license":  "https://cdla.io/permissive-1-0/",

    "audience":{
        "@type": "Audience",
        "audienceType": ["Space Physicist", "Space Community", "Data Scientists", "Machine Learning Users"]
    },
    "distribution": [
        { 
        "@type": "DataDownload",
        "encodingFormat": [
            "image/png"
        ],
        "contentUrl": "https://ergsc.isee.nagoya-u.ac.jp/psa-gnd/bin/psa.cgi"
    }
    ]
    }
    </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://ergsc.isee.nagoya-u.ac.jp/psa-gnd/bin/psa.cgi">PsA + PWING EMCCD All-sky Cameras - Data Quick Browser</a>
                            </li>
                        </ul>
                    </div>
                    <div class="citation inset">
                        <h1>
                            <a name="spase://IUGONET/DisplayData/ISEE/EMCCD/SOD/EMCCD_RG665/keogram_RG665">Keogram data derived from auroral images taken by the all-sky EMCCD imager with a RG665 filter at Sodankyla, Finland</a>
                        </h1>
                        <p>
                            <div class="term">ResourceID</div>
                            <div class="definition">spase://IUGONET/DisplayData/ISEE/EMCCD/SOD/EMCCD_RG665/keogram_RG665</div>
                        </p>
                        <p>
                            <div class="term">Description</div>
                            <div class="definition">Keogram data derived from auroral images taken by the all-sky EMCCD imager with a RG665 filter at Sodankyla, Finland.</div>
                        </p>
                        <p/>
                    </div>
                </div>
                <div>
                    <p class="right">
                        <a target="_blank" href="/WS/hdp/1/Spase?ResourceID=spase://IUGONET/DisplayData/ISEE/EMCCD/SOD/EMCCD_RG665/keogram_RG665&amp;Format=spase_xml" download="keogram_RG665.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://IUGONET/DisplayData/ISEE/EMCCD/SOD/EMCCD_RG665/keogram_RG665&amp;Format=spase_xml">Edit</a>
                    </p>
                    <h1 class="detail">Details</h1>
                </div>
                <div>
                    <div class="product">
                        <p class="version">Version:2.5.0</p>
                        <h1>DisplayData</h1>
                        <div class="term">ResourceID</div>
                        <div class="definition">spase://IUGONET/DisplayData/ISEE/EMCCD/SOD/EMCCD_RG665/keogram_RG665</div>
                        <div class="term">ResourceHeader</div>
                        <div class="definition">
                            <div class="term">ResourceName</div>
                            <div class="definition">Keogram data derived from auroral images taken by the all-sky EMCCD imager with a RG665 filter at Sodankyla, Finland</div>
                            <div class="term">ReleaseDate</div>
                            <div class="definition">2017-04-01 12:00:00</div>
                            <div class="term">Description</div>
                            <div class="definition">Keogram data derived from auroral images taken by the all-sky EMCCD imager with a RG665 filter at Sodankyla, Finland.</div>
                            <div class="term">Acknowledgement</div>
                            <div class="definition">If you use the data for your conference talks or publications, please contact psa-project-ope [at] isee.nagoya-u.ac.jp and let us know the topic of your research and which intervals you study. At that point, we will ask you to invite some of the PsA Project team members as co-authors of your paper.</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/IUGONET/Person/Ryoichi.Fujii.html">spase://IUGONET/Person/Ryoichi.Fujii</a>
                                            </td>
                                            <td/>
                                            <td/>
                                            <td/>
                                        </tr>
                                        <tr>
                                            <td>2.</td>
                                            <td>CoInvestigator</td>
                                            <td>
                                                <a target="_blank" href="https://spase-metadata.org/IUGONET/Person/Keisuke.Hosokawa.html">spase://IUGONET/Person/Keisuke.Hosokawa</a>
                                            </td>
                                            <td/>
                                            <td/>
                                            <td/>
                                        </tr>
                                        <tr>
                                            <td>3.</td>
                                            <td>CoInvestigator</td>
                                            <td>
                                                <a target="_blank" href="https://spase-metadata.org/IUGONET/Person/Yoshizumi.Miyoshi.html">spase://IUGONET/Person/Yoshizumi.Miyoshi</a>
                                            </td>
                                            <td/>
                                            <td/>
                                            <td/>
                                        </tr>
                                        <tr>
                                            <td>4.</td>
                                            <td>CoInvestigator</td>
                                            <td>
                                                <a target="_blank" href="https://spase-metadata.org/IUGONET/Person/Shinichiro.Oyama.html">spase://IUGONET/Person/Shinichiro.Oyama</a>
                                            </td>
                                            <td/>
                                            <td/>
                                            <td/>
                                        </tr>
                                        <tr>
                                            <td>5.</td>
                                            <td>MetadataContact</td>
                                            <td>
                                                <a target="_blank" href="https://spase-metadata.org/IUGONET/Person/ISEE.Metadata.Management.Group.html">spase://IUGONET/Person/ISEE.Metadata.Management.Group</a>
                                            </td>
                                            <td/>
                                            <td/>
                                            <td/>
                                        </tr>
                                    </tbody>
                                </table>
                            </div>
                            <div class="definition">
                                <p/>
                                <p/>
                            </div>
                            <div class="definition">
                                <p/>
                                <p/>
                            </div>
                            <div class="definition">
                                <p/>
                                <p/>
                            </div>
                            <div class="definition">
                                <p/>
                                <p/>
                            </div>
                        </div>
                        <div class="term">AccessInformation</div>
                        <div class="definition">
                            <div class="term">RepositoryID</div>
                            <div class="definition">
                                <a href="https://spase-metadata.org/IUGONET/Repository/ISEE/EMCCD_QL.html">spase://IUGONET/Repository/ISEE/EMCCD_QL</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">PsA + PWING EMCCD All-sky Cameras - Data Quick Browser</div>
                                <div class="term">URL</div>
                                <div class="definition">
                                    <a target="_blank" href="https://ergsc.isee.nagoya-u.ac.jp/psa-gnd/bin/psa.cgi">https://ergsc.isee.nagoya-u.ac.jp/psa-gnd/bin/psa.cgi</a>
                                </div>
                            </div>
                            <div class="term">Format</div>
                            <div class="definition">PNG</div>
                        </div>
                        <div class="term">InstrumentIDs</div>
                        <div class="definition">
                            <a target="_blank" href="https://spase-metadata.org/IUGONET/Instrument/ISEE/EMCCD/SOD/EMCCD_RG665.html">spase://IUGONET/Instrument/ISEE/EMCCD/SOD/EMCCD_RG665</a>
                        </div>
                        <div class="term">MeasurementType</div>
                        <div class="definition">ImageIntensity</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">2017-01-26 00:00:00Z</div>
                                <div class="term">RelativeStopDate</div>
                                <div class="definition">-P1D</div>
                            </div>
                            <div class="term">Cadence</div>
                            <div class="definition">PT10S</div>
                            <div class="term">Exposure</div>
                            <div class="definition">PT0.01S</div>
                        </div>
                        <div class="term">ObservedRegion</div>
                        <div class="definition">Earth.NearSurface.Ionosphere.ERegion</div>
                        <div class="term">ObservedRegion</div>
                        <div class="definition">Earth.NearSurface.Ionosphere.FRegion</div>
                        <div class="term">SpatialCoverage</div>
                        <div class="definition">
                            <div class="term">CoordinateSystem</div>
                            <div class="definition">
                                <div class="term">CoordinateRepresentation</div>
                                <div class="definition">Spherical</div>
                                <div class="term">CoordinateSystemName</div>
                                <div class="definition">WGS84</div>
                            </div>
                            <div class="term">CenterLatitude</div>
                            <div class="definition">67.37</div>
                            <div class="term">NorthernmostLatitude</div>
                            <div class="definition">79</div>
                            <div class="term">SouthernmostLatitude</div>
                            <div class="definition">58</div>
                            <div class="term">CenterLongitude</div>
                            <div class="definition">26.63</div>
                            <div class="term">EasternmostLongitude</div>
                            <div class="definition">26.4</div>
                            <div class="term">WesternmostLongitude</div>
                            <div class="definition">26.9</div>
                        </div>
                        <div class="term">Keywords</div>
                        <div class="definition">EARTH SCIENCE Sun-earch Interaction Ionosphere/Magnetosphere Dynamics Aurorae</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.gov?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.gov">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: 2017-04-01</span>
                </div>
            </div>
        </div>
    </body>
</html>