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<!-- DOI: 10.1051/0004-6361/201014627 -->

<h2 class="sec">Online Material</h2>
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<tr><td><!-- init Label --><A NAME="col"></A><!-- end Label--><A NAME="627"></A><A NAME="figure527" HREF="img27.png"><IMG SRC="Timg27.png" ALT="\begin{figure}
\par\includegraphics[width=90mm,clip]{14627fg5.eps}\includegraphics[width=88mm,clip]{14627fg6.eps}
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<td class="img-txt"><span class="bold">Figure 5:</span><p>
<i> Left</i>: extinction map of the RMC, derived from
stellar reddening of background stars in <i>JHK</i>, using
the 2MASS
database, and a pixel size of<!-- MATH: $1.3\hbox{$^\prime$ }$ --> <IMG SRC="img3.png" ALT="$1.3\hbox {$^\prime $ }$" ALIGN="MIDDLE" BORDER="0" HEIGHT="26" WIDTH="29">
(Bontemps, priv. comm.;
Schneider, et&nbsp;al. <A NAME="aaref21"></A><a href="/articles/aa/full_html/2010/10/aa14627-10/aa14627-10.html#schneider2010">2010</a>).
Contour levels increase from<!-- MATH: $A_{\rm V}=2^{\rm m}$ --> <IMG SRC="img4.png" ALT="$A_{\rm V}=2^{\rm m}$" ALIGN="MIDDLE" BORDER="0" HEIGHT="26" WIDTH="51">
to
<!-- MATH: $14^{\rm m}$ --><IMG SRC="img5.png" ALT="$14^{\rm m}$" align="bottom" BORDER="0" HEIGHT="14" WIDTH="26">
in steps of <IMG SRC="img6.png" ALT="$2^{\rm m}$" align="bottom" BORDER="0" HEIGHT="14" WIDTH="18">.
<i> Right</i>: molecular hydrogen column
density [cm<sup>-2</sup>] in logarithmic scaling determined
from the same
greybody fit that was used for the temperature. The regions referred to
in Table&nbsp;1 are indicated.
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<tr><td><!-- init Label --><A NAME="center"></A><!-- end Label--><A NAME="628"></A><A NAME="figure541" HREF="img28.png"><IMG SRC="Timg28.png" ALT="\begin{figure}
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<td class="img-txt"><span class="bold">Figure 6:</span><p>
Zoom into the <i> Center</i> (<i> left</i>)
and <i> Monoceros
Ridge</i> (<i> right</i>) regions, similar to the
Extended Ridge presented in
Fig.&nbsp;4. <i> Upper row</i>: dust temperature, and
column density plots of each
region, respectively. <i> Lower row</i>: overlay
70&nbsp;<IMG SRC="img1.png" ALT="$\mu $" ALIGN="MIDDLE" BORDER="0" HEIGHT="26" WIDTH="11">m
and 350&nbsp;<IMG SRC="img1.png" ALT="$\mu $" ALIGN="MIDDLE" BORDER="0" HEIGHT="26" WIDTH="11">m,
and three-color image (70, 160, 250&nbsp;<IMG SRC="img1.png" ALT="$\mu $" ALIGN="MIDDLE" BORDER="0" HEIGHT="26" WIDTH="11">m) of each region, respectively.
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