CRTS J221232.0+160140 possible superoutburst

Superoutburst in 2011 May. Interval too short?

YYYYMMDD(UT) mag observer 20210805.7168 <158c (Yutaka Maeda) 20210814.3037 20.013zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210828.7130 <138c (Yutaka Maeda) 20210829.5883 <166c (Yutaka Maeda) 20210831.5707 144:cG (Yutaka Maeda)