KY Eri superoutburst YYYYMMDD(UT) mag observer 20211023.6359 <156c (Yutaka Maeda) 20211025.6207 147c (Yutaka Maeda) 20211026.6189 152:c (Yutaka Maeda) 20211026.728 153 (Rod Stubbings) 20211026.9100 15.48C (Masao Funada) 20211027.6343 148:cG (Yutaka Maeda) 20211028.6214 153:c (Yutaka Maeda) 20211029.517 153 (Rod Stubbings) 20211029.6289 148c (Yutaka Maeda) 20211030.498 153 (Rod Stubbings) 20211031.515 153 (Rod Stubbings)