NGC 1553
... that lenticular galaxy NGC 1553 is located at the center of the Dorado Group, and has a spiral feature that is only visible in X-rays?
... that <a href="./Lenticular_galaxy" id="mwETc" rel="mw:WikiLink" title="Lenticular galaxy">lenticular galaxy</a> <b id="mwETg"><a href="./NGC_1553" id="mwETk" rel="mw:WikiLink" title="NGC 1553">NGC 1553</a></b> <i id="mwETo">(pictured)</i> is located at the center of the <a href="./Dorado_Group" id="mwETs" rel="mw:WikiLink" title="Dorado Group">Dorado Group</a>, and has a spiral feature that is only visible in <a href="./X-ray" id="mwETw" rel="mw:WikiLink" title="X-ray">X-rays</a>?