QSO	dproj (kpc)	dproj/Rvir	log NHI/cm-2	log NSiII/cm-2	log NCII/cm-2	log NSiIII/cm-2	log NSiIV/cm-2	log NCIV/cm-2
RX J1217.2+2749	12.99±0.08	0.179	14.84–17.87	<12.459	13.8 $\genfrac{}{}{0ex}{}{\mathrm{+0.13}}{\mathrm{-0.17}}$	<12.747	<12.901	...