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<div style="margin: 0px; line-height: normal;" class=""><span style="font-kerning: none" class="">Dear Colleagues,</span></div>
<p style="margin: 0px; line-height: normal;" class=""><span style="font-kerning: none" class=""> </span></p>
<div style="margin: 0px; line-height: normal;" class=""><span style="font-kerning: none" class="">We would like to invite you to participate in the <b class="">CEDAR-GEM Modeling Challenge Session</b> at the 2017 CEDAR Workshop.</span></div>
<div style="margin: 0px; line-height: normal;" class=""><span style="font-kerning: none" class=""><b class="">Time</b>: 4:00 - 06:00 pm, Monday, June 19</span></div>
<div style="margin: 0px; line-height: normal;" class=""><span style="font-kerning: none" class=""><b class="">Location</b>: Torreys I&II room</span></div>
<div style="margin: 0px; line-height: normal; min-height: 15px;" class=""><span style="font-kerning: none" class=""></span><br class="">
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<div style="margin: 0px; line-height: normal;" class=""><span style="font-kerning: none" class="">This year, we will first report preliminary outcomes of ionosphere model validation studies carried out through “International Forum for Space Weather Capabilities
Assessment” (<a href="https://ccmc.gsfc.nasa.gov/assessment/" class=""><span style="-webkit-font-kerning: none; color: rgb(4, 46, 238);" class="">https://ccmc.gsfc.nasa.gov/assessment/</span></a>). The goals of this community-wide forum include addressing
challenges in model-data comparisons and evaluating the current state of space environment predictive capabilities. Focused topics of the forum include main projects of the CEDAR-GEM Modeling Challenge (<a href="https://ccmc.gsfc.nasa.gov/challenges/GEM-CEDAR/" class=""><span style="-webkit-font-kerning: none; color: rgb(4, 46, 238);" class="">https://ccmc.gsfc.nasa.gov/challenges/GEM-CEDAR/</span></a>): </span></div>
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<div style="margin: 0px; line-height: normal;" class=""><span style="font-kerning: none" class="">- Auroral precipitation and high latitude ionosphere electrodynamics </span></div>
<div style="margin: 0px; line-height: normal;" class=""><span style="font-kerning: none" class="">- Neutral Density and Orbit Determination at LEO</span></div>
<div style="margin: 0px 0px 0px 36px; text-indent: -36px; line-height: normal;" class="">
<span style="font-kerning: none" class="">- Global & Regional TEC</span></div>
<div style="margin: 0px 0px 0px 36px; text-indent: -36px; line-height: normal;" class="">
<span style="font-kerning: none" class="">- NmF2/foF2, hmF2, and TEC</span></div>
<div style="margin: 0px 0px 0px 36px; text-indent: -36px; line-height: normal;" class="">
<span style="font-kerning: none" class="">- Scintillation</span></div>
</blockquote>
<div style="margin: 0px; line-height: normal; min-height: 15px;" class=""><span style="font-kerning: none" class=""></span><br class="">
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<div style="margin: 0px; line-height: normal;" class=""><span style="font-kerning: none" class="">We will focus on validation of TEC, NmF2/foF2, hmF2, and scintillation during the 2013 March storm event. </span></div>
<div style="margin: 0px; line-height: normal;" class=""><span style="font-kerning: none" class="">Short presentations on the topics and introduction to the international forum will be followed by discussion. </span></div>
<div style="margin: 0px; line-height: normal; min-height: 15px;" class=""><span style="font-kerning: none" class=""></span><br class="">
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<div style="margin: 0px; line-height: normal;" class=""><span style="font-kerning: none" class="">We will discuss data collection, preparation of the data for model-data comparison, future plans, and action items.</span></div>
<div style="margin: 0px; line-height: normal; min-height: 15px;" class=""><span style="font-kerning: none" class=""></span><br class="">
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<div style="margin: 0px; line-height: normal;" class=""><span style="font-kerning: none" class="">Agenda of the session can be found at: </span></div>
<div style="margin: 0px; line-height: normal; color: rgb(71, 135, 255);" class="">
<span style="text-decoration: underline ; font-kerning: none" class=""><a href="http://ccmc.gsfc.nasa.gov/challenges/GEM-CEDAR/" class="">http://ccmc.gsfc.nasa.gov/challenges/GEM-CEDAR/</a></span></div>
<div style="margin: 0px; line-height: normal;" class=""><span style="font-kerning: none" class=""><br class="">
</span></div>
<div style="margin: 0px; line-height: normal;" class=""><span style="font-kerning: none" class="">Please join us for the discussions.</span></div>
<div style="margin: 0px; line-height: normal; min-height: 15px;" class=""><span style="font-kerning: none" class=""></span><br class="">
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<div style="margin: 0px; line-height: normal;" class=""><span style="font-kerning: none" class="">Best regards,</span></div>
<div style="margin: 0px; line-height: normal; min-height: 15px;" class=""><span style="font-kerning: none" class=""></span><br class="">
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<div style="margin: 0px; line-height: normal;" class=""><span style="font-kerning: none" class="">Ja Soon Shim</span></div>
<div style="margin: 0px; line-height: normal;" class=""><span style="font-kerning: none" class="">Ludger Scherliess </span></div>
<div style="margin: 0px; line-height: normal;" class=""><span style="font-kerning: none" class="">Ioanna Tsagouri </span></div>
<div style="margin: 0px; line-height: normal;" class=""><span style="font-kerning: none" class="">Endawoke
</span>Yizengaw </div>
<div style="margin: 0px; line-height: normal;" class=""><span style="font-kerning: none" class="">Roy Calfas </span></div>
<div style="margin: 0px; line-height: normal;" class=""><span style="font-kerning: none" class="">Mattew Angling </span></div>
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