pan><span class="o">/</span><span class="mf">3e5</span><span class="p">)</span><span class="o">*</span><span class="n">line_lambda_cm</span> <span class="o">+</span> <span class="n">line_lambda_cm</span>
            <span class="c1"># Calculate sigma given broadening</span>
            <span class="n">sigma</span> <span class="o">=</span> <span class="p">(</span><span class="n">broad_</span><span class="o">*</span><span class="n">line_pos</span><span class="p">)</span><span class="o">/</span><span class="p"