NGC4244 in Canes Venatici Magnitude 10.2 / 14million light-years L;5min×227 (2019 / 2 / 1, 3, 13 , 3 / 5, 6 ) R;5min×18 G;5min×18 B;5min×18 (2019 1 / 9, 15, 30) 21cm f6.0 Newtonian ST8XME (星ナビ2019年6月号掲載)