calibration-offsets-revisited.html

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      <a href="https://keflavich.github.io/blog/calibration-offsets-revisited.html" rel="bookmark"
         title="Permalink to Calibration Offsets Revisited">Calibration Offsets Revisited</a></h2>
 
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    <abbr class="published" title="2011-11-16T01:05:00-07:00">
      2011/11/16
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      By <a class="url fn" href="https://keflavich.github.io/blog/author/adam-adamgginsburggmailcom.html">Adam (adam.g.ginsburg@gmail.com)</a>
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    <p>The agreement with Motte et al 2007 is now perfect with a vertical
ADDITIVE offset instead of the annoying multiplicative offset. An
additive offset can trivially be accounted for by a spatial transfer
function. As is evident in the difference images, the MAMBO data appears
to sit on a plateau.</p>
<img alt="" src="http://2.bp.blogspot.com/-dCeUkoHiAPs/TrwYlSZ2I6I/AAAAAAAAGj8/2FpasBudxPc/s320/newtestregl44_bgps_s1200_comp_linefits_point.png" />
<img alt="" src="http://2.bp.blogspot.com/-XWWisYSwoiw/TrwYl-E4uQI/AAAAAAAAGkI/Gu5MxohyxZY/s320/newtestregl44_bgpsv2_s1200_comp_linefits_point.png" />
<img alt="" src="http://3.bp.blogspot.com/-flBRCavDJKM/TrwYmZLzifI/AAAAAAAAGkU/D7K7-aG_ZZE/s320/testregl44_bgps_s1200_comp_origimages_scales1200peak_1.png" />
<img alt="" src="http://3.bp.blogspot.com/-0i_9U9v37Wc/TrwYm3Ctx4I/AAAAAAAAGkg/xj1xWYI4eLo/s320/testregl44_bgpsv2_s1200_comp_origimages_scales1200peak_1.png" />
<img alt="" src="http://4.bp.blogspot.com/-Wnys8tmpdnI/TsMFsi04CZI/AAAAAAAAGlc/sXKhoMMDRUM/s320/newirdc1_bgps_iram_comp_linefits_cross.png" />
<img alt="" src="http://4.bp.blogspot.com/-XWRv2iQr_yM/TsMFtHzCWUI/AAAAAAAAGlo/MVvzvsJEv8s/s320/irdc1_bgps_iram_comp_origimages_scaleirampeak.png" />
<img alt="" src="http://1.bp.blogspot.com/-2VT-44snbic/TsMFthQNCzI/AAAAAAAAGl0/XJmjYJWlT0A/s320/newirdc1_bgpsv2_iram_comp_linefits_cross.png" />
<img alt="" src="http://4.bp.blogspot.com/-76VOl5ASlas/TsMFuS2tU7I/AAAAAAAAGmA/1GY0DwzsToo/s320/irdc1_bgpsv2_iram_comp_origimages_scaleirampeak.png" />
<p>Cygnus X:
BGPSV1:</p>
<img alt="" src="http://3.bp.blogspot.com/-Ul21t0ucmOs/TsMGdaRI50I/AAAAAAAAGmM/UhJ_mCKRZ4A/s320/newmottecygx2_bgps_iram_comp_linefits_cross.png" />
<img alt="" src="http://1.bp.blogspot.com/-d_XSGb63vtk/TsMGd7cMs1I/AAAAAAAAGmY/MTL7mFfH9_I/s320/newmottecygx2_bgps_iram_comp_linefits_cross_2.png" />
<img alt="" src="http://1.bp.blogspot.com/-CKArUxnvfXc/TsMGeY4yP7I/AAAAAAAAGmk/iaRcDy28-8w/s320/newmottecygx2_bgps_iram_comp_linefits_cross_3.png" />
<img alt="" src="http://4.bp.blogspot.com/-cNgOGbIFhzc/TsMGe3d7kZI/AAAAAAAAGmw/kn3Y0M18flM/s320/newmottecygx2_bgps_iram_comp_linefits_cross_dr21.png" />
<p>BGPSV2:</p>
<img alt="" src="http://4.bp.blogspot.com/-cIZHQxLW7t0/TsMGrpLUTcI/AAAAAAAAGm8/PJfhh_Z1Y44/s320/newmottecygx2_bgpsv2_iram_comp_linefits_cross.png" />
<img alt="" src="http://4.bp.blogspot.com/-55051oTEK34/TsMGrzJL3eI/AAAAAAAAGnI/pd468xeLBxQ/s320/newmottecygx2_bgpsv2_iram_comp_linefits_cross_2.png" />
<img alt="" src="http://4.bp.blogspot.com/-f2BTCfMG5Ao/TsMGsTy98yI/AAAAAAAAGnU/6m30n1cgwgQ/s320/newmottecygx2_bgpsv2_iram_comp_linefits_cross_3.png" />
<img alt="" src="http://1.bp.blogspot.com/-ND8KA8OqHpc/TsMGs5pAo0I/AAAAAAAAGng/kkucv9xfINk/s320/newmottecygx2_bgpsv2_iram_comp_linefits_cross_dr21.png" />
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