As reported by Gary Poyner, KS UMa is likely undergoing a superoutburst. YYYYMMDD(UT) mag observer 20100314.947 <155 (Gary Poyner) 20100322.938 <149 (Gary Poyner) 20100326.599 <142 (Yutaka Maeda) 20100330.623 <130 (Hiroyuki Maehara) 20100412.962 <149 (Gary Poyner) 20100416.958 126 (Gary Poyner)