V550 Cyg outburst Known SU UMa star. Hiraga-san has pointed out that the identification on the AAVSO chart is wrong. Not a nearby 17-mag star. YYYYMMDD(UT) mag observer 20221119.5878 <161C (Masayuki Moriyama) 20221121.5133 <152c (Yutaka Maeda) 20221122.857 17.40C (Gary Poyner) 20221122.8570 16.86C (Masao Funada) 20221124.5626 153C (Masayuki Moriyama) 20221125.415 160C (Mitsutaka Hiraga) 20221126.5632 <156C (Masayuki Moriyama)