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<p>Buenas tardes,</p>
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<p> les recordamos que mañana <b>miércoles 16 a las 13h</b>, se
brindará el Seminario FCAG <b>"Stellar populations and emission
lines in S-PLUS : Method & applications"</b>, en el Salón
Meridiano. El mismo estará a cargo del <strong>Dr. Roberto Cid
Fernandes (Universidade Federal de Santa Catarina, Brasil), </strong>profesor
invitado por la<strong> </strong>Dra. Analía Smith Castelli
(Grupo ALAS). A continuación, les dejamos el resumen y los datos
de conexión para aquellos que no puedan acercarse al Salón
Meridiano.<br>
</p>
<p class="MsoNormal" style="margin: 0cm;">Resumen: We present the
method we have developed to simultaneously estimate stellar
population and emission line (EL) properties of galaxies out of
S-PLUS photometry. The method uses the AlStar code, modified to
incorporate an empirical prior which greatly improves its
ability to estimate ELs using only the survey's 12 bands. This
is confirmed by extensive tests where we compare the code’s
output with stellar properties derived from full spectral
fitting and detailed EL analysis of SDSS galaxy spectra. We find
that stellar properties are recovered to better than 0.2 dex in
masses, mean ages, metallicities and +/-0.2 mag for the
extinction. Moreover, ELs are recovered remarkably well for a
photometric survey, with input minus output dispersions of
0.05-0.2 dex for the equivalent widths of [OII], [OIII], Hbeta,
Halpha [NII] and [SII], and even better for lines stronger than
~ 5 A. </p>
<p class="MsoNormal" style="margin: 0cm;"> </p>
<p class="MsoNormal" style="margin: 0cm;">Example applications to
integrated light and spatially resolved data are also presented,
including a comparison with independent results obtained with
MUSE-based integral field spectroscopy. Initial results of an
analogous project which combines S-PLUS and MUSE observations
will also be shown.</p>
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<p class="MsoNormal" style="margin: 0cm;">Datos de conexión:<br>
<br>
Unirse a la reunión zoom: <a
href="https://us02web.zoom.us/j/89642687970" target="_blank"
class="moz-txt-link-freetext" moz-do-not-send="true">https://us02web.zoom.us/j/89642687970</a><br>
ID de reunión: 896 4268 7970<br>
Código de acceso: 526656<br>
<br>
A fin de reducir el uso de residuos plásticos, les solicitamos
que se acerquen con sus propias tazas para el café.<br>
Aunque este seminario será en formato híbrido, esperamos contar
con su presencia.</p>
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</p>
<p class="MsoNormal" style="margin: 0cm;">Saludos,</p>
<p class="MsoNormal" style="margin: 0cm;">SeCyT-FCAG<br>
</p>
<pre class="moz-signature" cols="72">--
Secretaría de Ciencia y Técnica
Facultad de Ciencias Astronómicas y Geofísicas
Horario de atención: lunes a viernes de 8hs a 15hs</pre>
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