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<h2 class=""><span class="" style="color: windowtext; font-size: 10pt; font-weight: normal;">Dear Colleagues,</span></h2>
<p class="Body"><span class="" style="font-size: 10pt; color: windowtext;">We invite you to participate in the </span><a href="http://cedarweb.vsp.ucar.edu/wiki/index.php/2016_Workshop:GEM_CEDAR_Modeling_Challenge" class=""><b class=""><span class="" style="font-size: 10pt;">GEM-CEDAR
Modeling Challenge Sessions at the 2016 Joint CEDAR-GEM Workshop</span></b></a><span class="" style="font-size: 10pt; color: windowtext;">. We will have three sessions, which will be held <b class="">on June 20 and 21, 2016 </b>in<b class=""> </b>Sweeney B
of Santa Fe Community Convention Center, Santa Fe, NM.</span></p>
<p class="Body"><b class=""><span class="" style="font-size: 10pt;">Topics for discussions and agenda: </span></b><span class="" style="font-size: 10pt; color: windowtext;"><o:p class=""></o:p></span></p>
<p class="Body" style="margin: 5pt 0in;"><b class=""><span class="" style="font-size: 10pt; color: windowtext;">Session 1 (13:30-15:30, Monday, 06/20)</span></b><span class="" style="font-size: 10pt; color: windowtext;"> <o:p class=""></o:p></span></p>
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<span class="" style="font-size: 10pt; color: windowtext;">1.<span class="" style="font-size: 7pt; line-height: normal; font-family: 'Times New Roman';"> </span></span><span class="" style="font-size: 10pt;">Review the status the</span><a href="http://ccmc.gsfc.nasa.gov/challenges/GEM-CEDAR/" class=""> CEDAR-GEM
Model Validation Challenge </a><span class="" style="font-size: 10pt;">projects: Ja Soon Shim (GSFC/CCMC) (13:30 – 13:45)</span><span class="" style="font-size: 10pt; color: windowtext;"><o:p class=""></o:p></span></p>
<p class="Body" style="margin: 5pt 0in 5pt 0.5in; text-indent: -0.25in;"><span class="" style="font-size: 10pt; color: windowtext;">2.<span class="" style="font-size: 7pt; line-height: normal; font-family: 'Times New Roman';"> </span></span><span class="" style="font-size: 10pt;">Introduction
to GEM </span><span class="" style="font-size: 10pt; color: windowtext;">Ionospheric Conductance Challenge</span><span class="" style="font-size: 10pt;">: Mike Liemohn (U-M) (13:45 – 13:55)</span><span class="" style="font-size: 10pt; color: windowtext;"><o:p class=""></o:p></span></p>
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<span class="" style="font-size: 10pt; color: windowtext;">3.<span class="" style="font-size: 7pt; line-height: normal; font-family: 'Times New Roman';"> </span></span><span class="" style="font-size: 10pt; color: windowtext;">Challenges related to data
availability and how to address these challenges for specific model validation projects <o:p class=""></o:p></span></p>
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<span class="" style="text-indent: -0.25in; font-size: 10pt; font-family: Symbol;">·<span class="" style="font-size: 7pt; line-height: normal; font-family: 'Times New Roman';"> </span></span><span class="" style="text-indent: -0.25in; font-size: 10pt;">Challenges
in Data Availability for Model Validation: Yongliang Zhang (APL) (13:55 – 14:10)<br class="">
</span></blockquote>
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<span class="" style="text-indent: -0.25in; font-size: 10pt; font-family: Symbol;">·<span class="" style="font-size: 7pt; line-height: normal; font-family: 'Times New Roman';"> </span></span><span class="" style="font-size: 10pt;">AMPERE-PFISR Study of Field-Aligned
Currents and Conductivities: </span><span class="" style="font-size: 10pt; text-indent: -0.25in;">Robert Robinson (CUA) (14:10 – 14:25)</span></blockquote>
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<span class="" style="text-indent: -0.25in; font-size: 10pt; font-family: Symbol;">·<span class="" style="font-size: 7pt; line-height: normal; font-family: 'Times New Roman';"> </span></span><span class="" style="text-indent: -0.25in; font-size: 10pt;">Larisa
Goncharenko (MIT Haystack Observatory) (14:25 – 14:40)</span></blockquote>
</blockquote>
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<span class="" style="font-size: 10pt; color: windowtext;">4.<span class="" style="font-size: 7pt; line-height: normal; font-family: 'Times New Roman';"> </span></span><span class="" style="font-size: 10pt; color: windowtext;">Event-based metrics, expanding </span><a href="http://ccmc.gsfc.nasa.gov/challenges/Event_list_for_Metrics_Study.pdf" class="">event
list</a><span class="" style="font-size: 10pt; color: windowtext;">: benefits, challenges, guidelines (</span><span class="" style="font-size: 10pt;">14:40 – 14:55)</span><span class="" style="font-size: 10pt; color: windowtext;"><o:p class=""></o:p></span></p>
<p class="MsoNormal" style="margin: 5pt 0in;"><span class="" style="font-size: 10pt;"> General Discussions on Model Validations (14:55 – 15:30)</span></p>
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<span class="" style="text-indent: -0.25in; font-size: 10pt; font-family: Symbol; color: windowtext;">·<span class="" style="font-size: 7pt; line-height: normal; font-family: 'Times New Roman';"> </span></span><span class="" style="text-indent: -0.25in; font-size: 10pt; color: windowtext;">How
to address uncertainty in models and data?<br class="">
</span></blockquote>
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<span class="" style="text-indent: -0.25in; font-size: 10pt; font-family: Symbol; color: windowtext;">·<span class="" style="font-size: 7pt; line-height: normal; font-family: 'Times New Roman';"> </span></span><span class="" style="text-indent: -0.25in; font-size: 10pt; color: windowtext;">What
is the best approach to model-data comparison of 2D features (e.g., global TEC and FAC)?</span></blockquote>
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<span class="" style="text-indent: -0.25in; font-size: 10pt; font-family: Symbol; color: windowtext;">·<span class="" style="font-size: 7pt; line-height: normal; font-family: 'Times New Roman';"> </span></span><span class="" style="text-indent: -0.25in; font-size: 10pt; color: windowtext;">How
to quantify physical phenomena?</span></blockquote>
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<p class="Body" style="margin: 5pt 0in;"><b class=""><span class="" style="font-size: 10pt; color: windowtext;">Session 2 (16:00-18:00, Monday, 06/20)</span></b><span class="" style="font-size: 10pt; color: windowtext;"> <o:p class=""></o:p></span></p>
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<span class="" style="font-size: 10pt; color: windowtext;">1.<span class="" style="font-size: 7pt; line-height: normal; font-family: 'Times New Roman';"> </span></span><span class="" style="font-size: 10pt; color: windowtext;">Quantification and validation
of phenomena in the auroral region <o:p class=""></o:p></span></p>
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<span class="" style="text-indent: -0.25in; font-size: 10pt; font-family: Symbol;">·<span class="" style="font-size: 7pt; line-height: normal; font-family: 'Times New Roman';"> </span></span><span class="" style="text-indent: -0.25in; font-size: 10pt;">Lutz
Rastaetter (GSFC/CCMC) (16:00 – 16:15) </span></blockquote>
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<span class="" style="text-indent: -0.25in; font-size: 10pt; font-family: Symbol;">·<span class="" style="font-size: 7pt; line-height: normal; font-family: 'Times New Roman';"> </span></span><span class="" style="text-indent: -0.25in; font-size: 10pt;">Poynting
Flux /FAC from DMSP: </span><span class="" style="text-indent: -0.25in; font-size: 10pt;">Delores Knipp/Liam Kilcommon (CU) (16:15– 16:40)</span></blockquote>
</blockquote>
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<span class="" style="font-size: 10pt; color: windowtext;">2.<span class="" style="font-size: 7pt; line-height: normal; font-family: 'Times New Roman';"> </span></span><span class="" style="font-size: 10pt; color: windowtext;">Validation and metrics selection
for auroral boundaries specification and predictions <o:p class=""></o:p></span></p>
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<span class="" style="text-indent: -0.25in; font-size: 10pt; font-family: Symbol; color: windowtext;">·<span class="" style="font-size: 7pt; line-height: normal; font-family: 'Times New Roman';"> </span></span><span class="" style="text-indent: -0.25in; font-size: 10pt;">FUV
Auroral Images/Products for Model Validation: </span><span class="" style="text-indent: -0.25in; font-size: 10pt; color: windowtext;">Yongliang Zhang (APL): (16:40 </span><span class="" style="text-indent: -0.25in; font-size: 10pt;">– 16:55)</span></blockquote>
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<span class="" style="text-indent: -0.25in; font-size: 10pt; font-family: Symbol; color: windowtext;">·<span class="" style="font-size: 7pt; line-height: normal; font-family: 'Times New Roman';"> </span></span><span class="" style="font-size: 10pt;">Global
evolution of Birkeland currents on 10 min timescales: MHD simulations and observations</span><span class="" style="text-indent: -0.25in; font-size: 10pt; color: windowtext;">: Slava Merkin (APL) (</span><span class="" style="text-indent: -0.25in; font-size: 10pt; color: windowtext;">16</span><span class="" style="text-indent: -0.25in; font-size: 10pt;">:55–
17:10) </span></blockquote>
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<p class="MsoNormal" style="margin: 5pt 0in;"><span class="" style="font-size: 10pt;"> Discussion (17:10 – 17:20)<o:p class=""></o:p></span></p>
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<span class="" style="font-size: 10pt; color: windowtext;">3.<span class="" style="font-size: 7pt; line-height: normal; font-family: 'Times New Roman';"> </span></span><span class="" style="font-size: 10pt; color: windowtext;">Quantification and validation
of storm-driven ionospheric/thermospheric disturbances <b class=""><o:p class=""></o:p></b></span></p>
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<span class="" style="text-indent: -0.25in; font-size: 10pt; font-family: Symbol;">·<span class="" style="font-size: 7pt; line-height: normal; font-family: 'Times New Roman';"> </span></span><span class="" style="text-indent: -0.25in; font-size: 10pt;">SAMI3/RCM
Modeling of storms: Joe Huba (NRL) (</span><span class="" style="text-indent: -0.25in; font-size: 10pt;">17:20 – 17:35)</span></blockquote>
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<span class="" style="text-indent: -0.25in; font-size: 10pt; font-family: Symbol;">·<span class="" style="font-size: 7pt; line-height: normal; font-family: 'Times New Roman';"> </span></span><span class="" style="text-indent: -0.25in; font-size: 10pt;">ISR-based
climatology and modeling: </span><span class="" style="text-indent: -0.25in; font-size: 10pt;">Shunrong Zhang (</span><span class="" style="text-indent: -0.25in; font-size: 10pt;">MIT Haystack Observatory) </span><span class="" style="text-indent: -0.25in; font-size: 10pt;">(</span><span class="" style="text-indent: -0.25in; font-size: 10pt;">17:35
– 17:50)</span></blockquote>
</blockquote>
<p class="MsoNormal" style="margin: 5pt 0in;"><b class=""><span class="" style="font-size: 10pt;"> </span></b><span class="" style="font-size: 10pt;">Discussion (17:50 – 18:00)</span></p>
<p class="Body" style="margin: 5pt 0in;"><b class=""><span class="" style="font-size: 10pt; color: windowtext;">Session 3 (13:30-15:30, Tuesday, 06/21):</span></b><span class="" style="font-size: 10pt; color: windowtext;"> <b class="">Ionospheric Conductance
Challenge</b></span></p>
<div class=""> <span class="" style="font-size: 10pt; text-indent: -24px;">Titles of talks will be posted on the </span><a href="http://www-ssc.igpp.ucla.edu/gemwiki/index.php/2016_GEM-CEDAR_Workshop#.5BFG.5D_Modeling_Methods_and_Validation_.28Joint_with_CEDAR-GEM_Modeling_Challenge.29" class="" style="font-size: 10pt; text-indent: -24px;">GEM
Wiki</a><span class="" style="font-size: 10pt; text-indent: -24px;">.</span></div>
<div class="" style="margin: 5pt 0in;"><span class="" style="font-size: 10pt;"> </span><span class="" style="text-indent: -0.25in; font-size: 10pt; color: windowtext;">1.<span class="" style="font-size: 7pt; line-height: normal; font-family: 'Times New Roman';"> </span></span><span class="" style="font-size: 10pt; text-indent: -24px;">Summary
of CEDAR-GEM Challenges and Introduction of Ionospheric Conductance Challenge:</span><span class="" style="font-size: 10pt; text-indent: -24px;"> </span><span class="" style="font-size: 10pt; text-indent: -24px;">Katie Garcia-Sage (CUA)</span><span class="" style="font-size: 10pt; text-indent: -24px;"> </span><span class="" style="font-size: 10pt; text-indent: -24px;">(13:30
– 13:35)</span></div>
<div class="" style="margin: 5pt 0in;"><span class="" style="text-indent: -0.25in; font-size: 10pt; color: windowtext;"> 2.<span class="" style="font-size: 7pt; line-height: normal; font-family: 'Times New Roman';"> </span></span><span class="" style="text-indent: -0.25in; font-size: 10pt;">Scene
setting talks</span><span class="" style="text-indent: -0.25in; font-family: 'Times New Roman'; font-size: 7pt; color: windowtext;"> </span></div>
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<span class="" style="text-indent: -0.25in; font-size: 10pt; font-family: Symbol; color: windowtext;">·<span class="" style="font-size: 7pt; line-height: normal; font-family: 'Times New Roman';"> </span></span><span class="" style="font-size: 10pt; text-indent: -24px;">Dan
Welling </span><span class="" style="font-size: 10pt; text-indent: -24px;">(13:35 – 13:50) </span></blockquote>
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<span class="" style="text-indent: -0.25in; font-size: 10pt; font-family: Symbol; color: windowtext;">·<span class="" style="font-size: 7pt; line-height: normal; font-family: 'Times New Roman';"> </span></span><span class="" style="font-size: 10pt; text-indent: -24px;">Ryan
McGranaghan </span><span class="" style="font-size: 10pt; text-indent: -24px;">(13:50 – 14:05)</span><span class="" style="font-size: 10pt; text-indent: -24px;"> </span></blockquote>
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<p class="MsoNormal" style="margin: 5pt 0in;"><span class="" style="font-size: 10pt;"> Discussion:</span></p>
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<div class="">
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<span class="" style="text-indent: -0.25in; font-size: 10pt; font-family: Symbol; color: windowtext;">·<span class="" style="font-size: 7pt; line-height: normal; font-family: 'Times New Roman';"> </span></span><span class="" style="font-size: 10pt; text-indent: -24px; font-family: Symbol;"><span class="" style="font-size: 7pt; line-height: normal; font-family: 'Times New Roman';"> </span></span><span class="" style="font-size: 10pt; text-indent: -24px;">Contributed
talks on conductance</span><span class="" style="font-size: 10pt; text-indent: -24px;"> (</span><span class="" style="font-size: 10pt; text-indent: -24px;">14:05 – 14:30)</span></blockquote>
</div>
<div class="">
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<span class="" style="text-indent: -0.25in; font-size: 10pt; font-family: Symbol; color: windowtext;">·<span class="" style="font-size: 7pt; line-height: normal; font-family: 'Times New Roman';"> </span></span><span class="" style="font-size: 10pt; text-indent: -24px; font-family: Symbol;"><span class="" style="font-size: 7pt; line-height: normal; font-family: 'Times New Roman';"> </span></span><span class="" style="font-size: 10pt; text-indent: -24px;">Next
steps for a conductance challenge (</span><span class="" style="font-size: 10pt; text-indent: -24px;">14:30 – 15:30)</span></blockquote>
</div>
</blockquote>
<div class="" style="margin: 5pt 0in;"><span class="" style="font-size: 10pt;"><br class="">
</span></div>
<div class="" style="margin: 5pt 0in;"><span class="" style="font-size: 10pt;">We look forward seeing you at the sessions. </span></div>
<div class="" style="margin: 5pt 0in;"><span class="" style="font-size: 10pt;"><br class="">
</span></div>
<p class="Body" style="margin: 5pt 0in;"><span class="" style="font-size: 10pt;">Best regards,<o:p class=""></o:p></span></p>
<p class="Body" style="margin: 5pt 0in;"><span class="" style="font-size: 10pt;">Conveners:<o:p class=""></o:p></span></p>
<p class="Body" style="margin: 5pt 0in; line-height: 8pt;"><span class="" style="font-size: 10pt;">Ja Soon Shim<o:p class=""></o:p></span></p>
<p class="Body" style="margin: 5pt 0in; line-height: 8pt;"><span class="" style="font-size: 10pt;">Masha Kuznetsova<o:p class=""></o:p></span></p>
<p class="Body" style="margin: 5pt 0in; line-height: 8pt;"><span class="" style="font-size: 10pt; color: windowtext;">Katherine Garcia-Sage<o:p class=""></o:p></span></p>
<p class="Body" style="margin: 5pt 0in; line-height: 8pt;"><span class="" style="font-size: 10pt;">Mihail Codrescu<o:p class=""></o:p></span></p>
<p class="Body" style="margin: 5pt 0in; line-height: 8pt;"><span class="" style="font-size: 10pt;">Yongliang Zhang<o:p class=""></o:p></span></p>
<p class="Body" style="margin: 5pt 0in; line-height: 8pt;"><span class="" style="font-size: 10pt;">Lutz Rastaetter<o:p class=""></o:p></span></p>
<p class="Body" style="margin: 5pt 0in; line-height: 8pt;"><span class="" style="font-size: 10pt;">Rob Redmon<o:p class=""></o:p></span></p>
<p class="Body" style="margin: 5pt 0in; line-height: 8pt;"><span class="" style="font-size: 10pt;">Mike Liemohn</span></p>
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