HO Del outburst up to now The last, well-observed, superoutburst was in 2008 August. YYYYMMDD(UT) mag observer 20090817.997 <152 (Gary Poyner) 20090818.566 154 (Rod Stubbings) 20090818.671 153 (Rod Stubbings) 20090818.896 <140 (Jose Ripero) 20090819.078 15.58C (Gary Poyner)