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<p style="color:rgb(0,0,0); font-family:Calibri,Helvetica,sans-serif,Helvetica,EmojiFont,"Apple Color Emoji","Segoe UI Emoji",NotoColorEmoji,"Segoe UI Symbol","Android Emoji",EmojiSymbols">
<span style="color:rgb(33,33,33); font-family:Calibri,Helvetica,sans-serif; font-size:12pt">Dear all,</span><br style="color:rgb(33,33,33); font-family:Helvetica,serif,EmojiFont; font-size:13.333333015441895px">
<span style="font-size:12pt; font-family:Calibri,Helvetica,sans-serif"></span><br style="color:rgb(33,33,33); font-family:Helvetica,serif,EmojiFont; font-size:13.333333015441895px">
<span style="font-size:12pt; font-family:Calibri,Helvetica,sans-serif"></span><span style="color:rgb(33,33,33); font-family:Calibri,Helvetica,sans-serif; font-size:12pt">On Friday the 8th of May we have the next Astronomy seminar remotely via zoom at 10:30.</span><br style="color:rgb(33,33,33); font-family:Helvetica,serif,EmojiFont; font-size:13.333333015441895px">
<span style="font-size:12pt; font-family:Calibri,Helvetica,sans-serif"></span><br style="color:rgb(33,33,33); font-family:Helvetica,serif,EmojiFont; font-size:13.333333015441895px">
<span style="font-size:12pt; font-family:Calibri,Helvetica,sans-serif"></span><span style="color:rgb(33,33,33); font-family:Calibri,Helvetica,sans-serif; font-size:12pt">Our speaker is Leonardo Tartaglia from the Astronomi Department (SU)</span><br style="color:rgb(33,33,33); font-family:Helvetica,serif,EmojiFont; font-size:13.333333015441895px">
<span style="font-size:12pt; font-family:Calibri,Helvetica,sans-serif"></span><br style="color:rgb(33,33,33); font-family:Helvetica,serif,EmojiFont; font-size:13.333333015441895px">
<span style="font-size:12pt; font-family:Calibri,Helvetica,sans-serif"></span><span style="color:rgb(33,33,33); font-family:Calibri,Helvetica,sans-serif; font-size:12pt">Title: </span><span style="font-size:12pt; font-family:Calibri,Helvetica,sans-serif">Interacting
supernovae and their progenitors from long-term monitoring</span></p>
<span style="font-size:12pt; font-family:Calibri,Helvetica,sans-serif"></span>
<p style="color:rgb(0,0,0); font-family:Calibri,Helvetica,sans-serif,Helvetica,EmojiFont,"Apple Color Emoji","Segoe UI Emoji",NotoColorEmoji,"Segoe UI Symbol","Android Emoji",EmojiSymbols">
<span style="font-size:12pt; font-family:Calibri,Helvetica,sans-serif"></span><br style="color:rgb(33,33,33); font-family:Helvetica,serif,EmojiFont; font-size:13.333333015441895px">
<span style="font-size:12pt; font-family:Calibri,Helvetica,sans-serif"></span><span style="color:rgb(33,33,33); font-family:Calibri,Helvetica,sans-serif; font-size:12pt">Abstract: </span><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt">While
modern surveys are able to discover and classify new optical transients within </span><br style="font-family:Calibri,Helvetica,sans-serif,serif,EmojiFont; font-size:13.333333015441895px">
<span style="font-size:12pt; font-family:Calibri,Helvetica,sans-serif"></span><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt">one day or less from their explosions, the proper characterization of their progenitor </span><br style="font-family:Calibri,Helvetica,sans-serif,serif,EmojiFont; font-size:13.333333015441895px">
<span style="font-size:12pt; font-family:Calibri,Helvetica,sans-serif"></span><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt">stars is still a partially unsolved astrophysical issue.</span><br style="font-family:Calibri,Helvetica,sans-serif,serif,EmojiFont; font-size:13.333333015441895px">
<span style="font-size:12pt; font-family:Calibri,Helvetica,sans-serif"></span><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt">The most common interacting supernovae are believed to arise from the core-collapse of </span><br style="font-family:Calibri,Helvetica,sans-serif,serif,EmojiFont; font-size:13.333333015441895px">
<span style="font-size:12pt; font-family:Calibri,Helvetica,sans-serif"></span><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt">massive stars ejecting fractions of their envelopes during the last stages of their lives.</span><br style="font-family:Calibri,Helvetica,sans-serif,serif,EmojiFont; font-size:13.333333015441895px">
<span style="font-size:12pt; font-family:Calibri,Helvetica,sans-serif"></span><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt">Direct evidences of luminous blue variables as progenitors of these transients is enclosed </span><br style="font-family:Calibri,Helvetica,sans-serif,serif,EmojiFont; font-size:13.333333015441895px">
<span style="font-size:12pt; font-family:Calibri,Helvetica,sans-serif"></span><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt">in deep archival images, while several indirect evidences point to less massive stars as </span><br style="font-family:Calibri,Helvetica,sans-serif,serif,EmojiFont; font-size:13.333333015441895px">
<span style="font-size:12pt; font-family:Calibri,Helvetica,sans-serif"></span><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt">candidate progenitors of at least a fraction of these transients.</span><br style="font-family:Calibri,Helvetica,sans-serif,serif,EmojiFont; font-size:13.333333015441895px">
<span style="font-size:12pt; font-family:Calibri,Helvetica,sans-serif"></span><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt">Indirect methods can help us to determine physical properties of progenitors and their </span><br style="font-family:Calibri,Helvetica,sans-serif,serif,EmojiFont; font-size:13.333333015441895px">
<span style="font-size:12pt; font-family:Calibri,Helvetica,sans-serif"></span><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt">surroundings, and require high-quality data, and good multi-wavelength monitoring of </span><br style="font-family:Calibri,Helvetica,sans-serif,serif,EmojiFont; font-size:13.333333015441895px">
<span style="font-size:12pt; font-family:Calibri,Helvetica,sans-serif"></span><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt">interacting transients up to very late times after explosion.</span><br style="font-family:Calibri,Helvetica,sans-serif,serif,EmojiFont; font-size:13.333333015441895px">
<span style="font-size:12pt; font-family:Calibri,Helvetica,sans-serif"></span><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt">During this colloquium, we will see how long-term photometric and spectroscopic follow-up </span><br style="font-family:Calibri,Helvetica,sans-serif,serif,EmojiFont; font-size:13.333333015441895px">
<span style="font-size:12pt; font-family:Calibri,Helvetica,sans-serif"></span><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt">campaigns, combined with early discoveries and multi-wavelength observations, can help </span><br style="font-family:Calibri,Helvetica,sans-serif,serif,EmojiFont; font-size:13.333333015441895px">
<span style="font-size:12pt; font-family:Calibri,Helvetica,sans-serif"></span><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt">us in characterizing this relatively rare and still poorly understood class of optical transients.</span></p>
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<p><span style="font-size:13.333333015441895px"></span><a href="https://www.albanova.se/event/astronomy-seminar-interacting-supernovae-and-their-progenitors-from-long-term-monitoring/" target="_blank" rel="noopener noreferrer" id="LPlnk681057" style="font-family:wf_segoe-ui_normal,"Segoe UI","Segoe WP",Tahoma,Arial,sans-serif,serif,EmojiFont; font-size:15px" previewremoved="true">https://www.albanova.se/event/astronomy-seminar-interacting-supernovae-and-their-progenitors-from-long-term-monitoring/</a><font face="Calibri, Helvetica, sans-serif, serif, EmojiFont"><br style="font-size:13.333333015441895px">
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<span style="color:rgb(33,33,33); font-family:Calibri,Helvetica,sans-serif; font-size:12pt">We will have the colloquium using zoom. You will find the invitation at the end of this email.</span><br style="color:rgb(33,33,33); font-family:Helvetica,serif,EmojiFont; font-size:13.333333015441895px">
<span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt"></span><br style="color:rgb(33,33,33); font-family:Helvetica,serif,EmojiFont; font-size:13.333333015441895px">
<span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt"></span><span style="color:rgb(33,33,33); font-family:Calibri,Helvetica,sans-serif; font-size:12pt">Some guidelines:</span><br style="color:rgb(33,33,33); font-family:Helvetica,serif,EmojiFont; font-size:13.333333015441895px">
<span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt"></span><br style="color:rgb(33,33,33); font-family:Helvetica,serif,EmojiFont; font-size:13.333333015441895px">
<span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt"></span><span style="color:rgb(33,33,33); font-family:Calibri,Helvetica,sans-serif; font-size:12pt">1) Join the session with your microphone muted.</span><br style="color:rgb(33,33,33); font-family:Helvetica,serif,EmojiFont; font-size:13.333333015441895px">
<span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt"></span><br style="color:rgb(33,33,33); font-family:Helvetica,serif,EmojiFont; font-size:13.333333015441895px">
<span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt"></span><span style="color:rgb(33,33,33); font-family:Calibri,Helvetica,sans-serif; font-size:12pt">2) When you have a question, press the “raise hand button” and wait till you are asked
to ask your question. </span><br style="color:rgb(33,33,33); font-family:Helvetica,serif,EmojiFont; font-size:13.333333015441895px">
<span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt"></span><br style="color:rgb(33,33,33); font-family:Helvetica,serif,EmojiFont; font-size:13.333333015441895px">
<span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt"></span><span style="color:rgb(33,33,33); font-family:Calibri,Helvetica,sans-serif; font-size:12pt">3) The session will be online from 10:20, please join at least a few minutes early as we
would like to start 10:30 sharp.</span><br style="color:rgb(33,33,33); font-family:Helvetica,serif,EmojiFont; font-size:13.333333015441895px">
<span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt"></span><br style="color:rgb(33,33,33); font-family:Helvetica,serif,EmojiFont; font-size:13.333333015441895px">
<span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt"></span><span style="color:rgb(33,33,33); font-family:Calibri,Helvetica,sans-serif; font-size:12pt">We hope to see all of you there!</span><br style="color:rgb(33,33,33); font-family:Helvetica,serif,EmojiFont; font-size:13.333333015441895px">
<span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt"></span><br style="color:rgb(33,33,33); font-family:Helvetica,serif,EmojiFont; font-size:13.333333015441895px">
<span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt"></span><span style="color:rgb(33,33,33); font-family:Calibri,Helvetica,sans-serif; font-size:12pt">Arjan & Cristina</span><br>
</p>
<p><span style="color:rgb(33,33,33); font-family:Calibri,Helvetica,sans-serif; font-size:12pt"><br>
</span></p>
<p><span style="caret-color: rgb(33, 33, 33); color: rgb(33, 33, 33); font-family: Helvetica, serif, EmojiFont; font-size: 13.333333015441895px;">=============================================</span><span style="color:rgb(33,33,33); font-family:Calibri,Helvetica,sans-serif; font-size:12pt"><br>
</span></p>
<p><span style="color:rgb(33,33,33); font-family:Helvetica,serif,EmojiFont; font-size:13.333333015441895px"><br>
</span></p>
<p>Cristina Barbarino is inviting you to a scheduled Zoom meeting.</p>
<p><br>
</p>
<p>Topic: Astronomy colloquium May 8th</p>
<p>Time: May 8, 2020 10:20 AM Stockholm</p>
<p><br>
</p>
<p>Join Zoom Meeting</p>
<p><a href="https://stockholmuniversity.zoom.us/j/67269235912" class="OWAAutoLink" id="LPlnk119300" previewremoved="true">https://stockholmuniversity.zoom.us/j/67269235912</a></p>
<p><br>
</p>
<p><br>
</p>
<p>Meeting ID: 672 6923 5912</p>
<p>One tap mobile</p>
<p>+46850520017,,67269235912# Sweden</p>
<p>+46850539728,,67269235912# Sweden</p>
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<p>Dial by your location</p>
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<p>Meeting ID: 672 6923 5912</p>
<p>Find your local number: <a href="https://stockholmuniversity.zoom.us/u/cdqkmSEwwz" class="OWAAutoLink" id="LPlnk485910" previewremoved="true">
https://stockholmuniversity.zoom.us/u/cdqkmSEwwz</a></p>
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<p>Join by SIP</p>
<p>67269235912@109.105.112.236</p>
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<p>Join by H.323</p>
<p>109.105.112.236</p>
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<p>Meeting ID: 672 6923 5912</p>
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<p>Join by Skype for Business</p>
<p><a href="https://stockholmuniversity.zoom.us/skype/67269235912" class="OWAAutoLink" id="LPlnk247653" previewremoved="true">https://stockholmuniversity.zoom.us/skype/67269235912</a></p>
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-------------------------------------------<br>
Dr. Cristina Barbarino<br>
Stockholm University<br>
AlbaNova University Center<br>
Department of Astronomy<br>
SE-106 91 Stockholm - Sweden<br>
Tel: +46 (0) 85537 8538</div>
<div style="font-family:wf_segoe-ui_normal,"Segoe UI","Segoe WP",Tahoma,Arial,sans-serif,serif,EmojiFont; font-size:15px">
<a href="https://www.su.se/english/profiles/cbarb" class="OWAAutoLink" id="LPNoLP">https://www.su.se/english/profiles/cbarb</a><br>
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