LightCurveRepository/table_description.html at master · Pfesi/LightCurveRepository · GitHub

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<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en-us">

<head>
    <meta charset="utf-8">
    <title>Fermi LAT Light Curve Repository</title>

    <meta http-equiv="content-type" content="text/html; charset=utf-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta name="description" content="">
    <meta name="author" content="">

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    <style>
      table {
        table-layout: fixed;
        width: 100%;
  /*      border-collapse: collapse;
        table-layout: fixed;
        width: 310px;
  */    }
      th, td {
        /*border: solid 1px #666;*/
        width: 100%;
        word-wrap: break-word;
      }
    </style>

</head>

<body>

    <div style="margin-bottom:40px; padding:10px 20px 0px 20px;">


        <!-- LCR header starts here -->
<!--         <div>
            <div style="float: left; padding-top:0px; padding-left:0px"><img middle; style="width: 75%; height: 75%" src="./img/Fermi_Small.png"></div>
            <div style="margin-left:25px;padding-left: 25px; padding-bottom:10px; padding-top: 0px">
                <h3>Fermi LAT Light Curve Repository (LCR)</h3>
            </div>
        </div> -->
        <!-- Header ends here -->

        <table>
            <tr>
                <td style="width:60px; height:60px">
                    <img middle src="./img/Fermi_Small.png">

                </td>
                <td>
                    <div style="margin-top:-15px; margin-left:10px">
                        <h3>Fermi Light Curve Repository Data Description</h3>
                    </div>
                </td>
            </tr>
        </table>

        <p>

        <div class="panel panel-default">
            <div class="panel-heading">
                <h3 class="panel-title">Source Report Table Description</h3>
            </div>
            <div class="panel-body">

                <table style="border-collapse: separate; border-spacing: 10px;">
                    <colgroup>
                        <col span="1" style="width: 25%;">
                        <col span="1" style="width: 75%;">
                    </colgroup>
                    <tr>
                        <td>Date:</td>
                        <td>Mid point of time bin in UTC.</td>
                    </tr>
                    <tr>
                        <td>Julian date:</td>
                        <td>Mid point of time bin in JD.</td>
                    </tr>
                    <tr>
                        <td>MET:</td>
                        <td>Mid point of time bin in Mission Elapsed Time (MET).</td>
                    </tr>
                    <tr>
                        <td>TS:</td>
                        <td><a href="https://ui.adsabs.harvard.edu/abs/1996ApJ...461..396M/abstract">The likelihood Test Statistic.</a></td>
                    </tr>
                    <tr>
                        <td>Photon Flux:</td>
                        <td>Average integrated photon flux with energies from 0.1 to 100 GeV. Units in photons/cm^2/s.</td>
                    </tr>
                    <tr>
                        <td>Photon Flux Error:</td>
                        <td>1-sigma symmetric gaussian equivalent statistical uncertainty based on the inverse-Hessian at the optimum of the log-likelihood surface. Units in photons/cm^2/s.</td>
                    </tr>
                    <tr>
                        <td>Energy Flux:</td>
                        <td>Average integrated energy flux with energies from 0.1 to 100 GeV. Units in MeV/cm^2/s.</td>
                    </tr>
                    <tr>
                        <td>Energy Flux Error:</td>
                        <td>1-sigma symmetric gaussian equivalent statistical uncertainty based on the inverse-Hessian at the optimum of the log-likelihood surface. Units in MeV/cm^2/s.</td>
                    </tr>
                    <tr>
                        <td>Photon Index:</td>
                        <td>Average photon index, if the spectral model for the source in the FGL catalog used by the LCR is a
                            power-law. Average alpha, if the spectral model for the source in the FGL catalog used by the LCR is
                            a logparabola.</td>
                    </tr>
                    <tr>
                        <td>Photon Index Error:</td>
                        <td>1-sigma symmetric gaussian equivalent photon index error </td>
                    </tr>
                    <tr>
                        <td>Fit Tolerance:</td>
                        <td>Relative fit tolerance.</td>
                    </tr>
                    <tr>
                        <td>MINUIT Return Code:</td>
                        <td>Anything other than '0' means that the analysis did not converge. Please read the <a href="https://fermi.gsfc.nasa.gov/ssc/data/access/lat/LightCurveRepository/about.html">caveats</a> about non-convergent analyses.</td>
                    </tr>
                    <tr>
                        <td>Analysis Log:</td>
                        <td>Complete LAT analysis runtime output of data within the time invertal of the bin.</td>
                    </tr>
                </table>
                <BR>

            </div>
        </div>

        <div class="panel panel-default">
            <div class="panel-heading">
                <h3 class="panel-title">JSON File Description</h3>
            </div>
        <div class="panel-body">
            Some of the objects below are provided as arrays of 2-tuples where the first element is the center of the bin time interval (in MET).

            <table style="border-collapse: separate; border-spacing: 10px;">
                <colgroup>
                    <col span="1" style="width: 25%;">
                    <col span="1" style="width: 75%;">
                </colgroup>
                <tr>
                    <td>ts:</td>
                    <td><a href="https://ui.adsabs.harvard.edu/abs/1996ApJ...461..396M/abstract">The likelihood Test Statistic.</a></td>
                </tr>
                <tr>
                    <td>flux:</td>
                    <td>Average integrated flux of photons with energies from 0.1 to 100 MeV. Units in photons/cm^2/s if photon flux is selected, MeV/cm^2/s if energy flux is selected.</td>
                </tr>
                <tr>
                    <td>flux_upper_limits:</td>
                    <td>95% Flux upper limits in photons/cm^2/s.</td>
                </tr>
                <tr>
                    <td>flux_error:</td>
                    <td>1-sigma symmetric gaussian equivalent statistical uncertainty in photons/cm^2/s if photon flux is selected, MeV/cm^2/s if energy flux is selected.</td>
                </tr>
                <tr>
                    <td>photon_index:</td>
                    <td>Photon index if source spectral shape is power-law, alpha if it is logparabola.</td>
                </tr>
                <tr>
                    <td>photon_index_error:</td>
                    <td>1-sigma symmetric gaussian equivalent photon index/alpha statistical uncertainty.</td>
                </tr>
                <tr>
                    <td>fit_tolerance:</td>
                    <td>Relative fit tolerance.</td>
                </tr>
                <tr>
                    <td>fit_convergence:</td>
                    <td>MINUIT return code. Anything other than '0' means that the analysis did not converge. Please read the <a href="https://fermi.gsfc.nasa.gov/ssc/data/access/lat/LightCurveRepository/about.html">caveats</a> about non-convergent analyses.</td>
                </tr>
                <tr>
                    <td>dlogl:</td>
                    <td>Delta log-likelihood between a fixed index and free index fit.</td>
                </tr>
                <tr>
                    <td>EG:</td>
                    <td>Isotropic diffuse background Normalization.</td>
                </tr>
                <tr>
                    <td>GAL:</td>
                    <td>Galactic diffuse background Prefactor.</td>
                </tr>
                <tr>
                    <td>bin_id:</td>
                    <td>Time bin number.</td>
                </tr>
            </table>
        </div>
    </div>


</body>

</html>