MM Sco is undergoing a likely superoutburst. The last reported superoutburst was in 2007 July (max 13.5). YYYYMMDD(UT) mag observer 20080523.2503 <14.50V (ASAS (Pojmanski, G. 2002, Acta Astron. 52,397)) 20080606.385 132 (Rod Stubbings)