<html><head><meta http-equiv="Content-Type" content="text/html charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div class=""><div class="">Dear all</div><div class=""><br class=""></div><div class="">at the next extreme objects meeting (April 23) we will try to look at one topic from</div><div class="">different angles.</div><div class=""><br class=""></div><div class="">There have been recent claims of a possible "macronova" detection</div><div class="">(<a href="http://arxiv.org/abs/1503.07761" class="">http://arxiv.org/abs/1503.07761</a>) in the aftermath of a GRB that does not really</div><div class="">fit in the "standard picture" (GRB060614)</div><div class=""><br class=""></div><div class="">We will therefore try to summary the "standard picture"/the "standard arguments",</div><div class="">then see where things do not fit together and --in an ideal world-- we may come</div><div class="">up with something that makes more sense.</div><div class=""><br class=""></div><div class="">Therefore the plan is:</div><div class=""><br class=""></div><div class="">I Summarize (each time ~10 minutes)</div><div class="">------------------</div><div class=""><br class=""></div><div class=""> - Jesper: on GRB060614</div><div class=""><br class=""></div><div class=""> - Stephan: standard arguments why short bursts are usually related to</div><div class=""> compact binary mergers</div><div class=""><br class=""></div><div class=""> - Ariel: summary of the recent observation (<a href="http://arxiv.org/abs/1503.07761" class="">http://arxiv.org/abs/1503.07761</a>)</div><div class=""><br class=""></div><div class=""><br class=""></div><div class="">II Discussion</div><div class="">-----------------</div><div class=""><br class=""></div><div class="">Try to identify inconsistencies, open issues etc. come up with "crazy" (or maybe not so crazy) ideas.</div><div class=""><br class=""></div><div class="">Here everybody is encouraged to come up with ideas or simply questions. Maybe someone</div><div class="">of your colleagues has a good answer...</div><div class=""><br class=""></div><div class=""><br class=""></div><div class="">If you are interested in this type of topic and would want to read something about it, you may want</div><div class="">to read:</div><div class=""><br class=""></div><div class="">- the new "macronova": <a href="http://arxiv.org/abs/1503.07761" class="">http://arxiv.org/abs/1503.07761</a></div><div class=""><br class=""></div><div class="">- connection between sGRBs and compact binary mergers: <a href="http://arxiv.org/abs/1501.02081" class="">http://arxiv.org/abs/1501.02081</a></div><div class=""> (and possibly references therein)</div><div class=""><br class=""></div><div class="">- the "non-standard" GRB 060614:</div><div class=""> + <a href="http://arxiv.org/abs/astro-ph/0608257" class="">http://arxiv.org/abs/astro-ph/0608257</a></div><div class=""> + <a href="http://adsabs.harvard.edu/abs/2006Natur.444.1044G" class="">http://adsabs.harvard.edu/abs/2006Natur.444.1044G</a></div><div class=""> + <a href="http://arxiv.org/abs/astro-ph/0608322" class="">http://arxiv.org/abs/astro-ph/0608322</a></div><div class=""> + <a href="http://arxiv.org/abs/astro-ph/0608313" class="">http://arxiv.org/abs/astro-ph/0608313</a></div></div><div class=""><br class=""></div><div class=""><br class=""></div><div class="">Cheers</div><div class=""><br class=""></div><div class="">Stephan</div><span style="orphans: 2; 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color: rgb(0, 0, 0); font-family: Helvetica; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; border-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-stroke-width: 0px;"><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; border-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-stroke-width: 0px;"><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; border-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-stroke-width: 0px;"><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div class="">Prof. Dr. Stephan Rosswog</div><div class=""><br class=""></div><div class="">Computational High-Energy Astrophysics</div><div class="">The Oskar Klein Centre for Cosmoparticle Physics<br class="">Department of Astronomy, Stockholm University<br class="">AlbaNova, Roslagstullbacken 21</div><div class="">SE-10691 Stockholm, Sweden</div><div class=""><br class=""></div><div class="">Email: <a href="mailto:stephan.rosswog@astro.su.se" class="">stephan.rosswog@astro.su.se</a></div><div class="">Tel.: +46 (0)8 5537 8529</div></div></span></div></span>URL: <a href="http://compact-merger.astro.su.se/" class="">http://compact-merger.astro.su.se/</a></div><div class=""><br class=""></div></span><br class="Apple-interchange-newline"></div></span><br class="Apple-interchange-newline"></div></span><br class="Apple-interchange-newline"></div></span><br class="Apple-interchange-newline"></div></span><br class="Apple-interchange-newline"></div></span><br class="Apple-interchange-newline"></div></span><br class="Apple-interchange-newline"></div></span><br class="Apple-interchange-newline"></div></span><br class="Apple-interchange-newline"></div></span><br class="Apple-interchange-newline"></div></span><br class="Apple-interchange-newline"></div></span><br class="Apple-interchange-newline"></div><br class="Apple-interchange-newline"></div><br class="Apple-interchange-newline"><br class="Apple-interchange-newline">
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