S Antliae
... that at the time of its discovery, S Antliae had the shortest period of any known variable star?
... that at the time of its discovery, <span about="#mwt48" class="nowrap" data-mw="{&quot;parts&quot;:[{&quot;template&quot;:{&quot;target&quot;:{&quot;wt&quot;:&quot;nobreak&quot;,&quot;href&quot;:&quot;./Template:Nobreak&quot;},&quot;params&quot;:{&quot;1&quot;:{&quot;wt&quot;:&quot;'''[[S Antliae]]'''&quot;}},&quot;i&quot;:0}}]}" id="mwBLY" typeof="mw:Transclusion"><b><a href="./S_Antliae" rel="mw:WikiLink" title="S Antliae">S Antliae</a></b></span> had the shortest period of any known <a href="./Variable_star" id="mwBLc" rel="mw:WikiLink" title="Variable star">variable star</a>?