IY UMa faint? superoutburst Kiyota-san detected superhumps and eclipses. YYYYMMDD(UT) mag observer 20230127.842 <133 (Tsuneo Horie) 20230128.828 <136 (Tsuneo Horie) 20230129.844 <136 (Tsuneo Horie) 20230130.6751 140cG (Yutaka Maeda) 20230130.6751 140cG (Yutaka Maeda) 20230130.826 <136 (Tsuneo Horie) 20230130.9771 144 (Eddy Muyllaert)