NGC7741 in Pegasus Magnitude 11.4 Size 4.0' L;5min~193(2017/9/21,22,23 10/15,17,19,20) R;10min~17 G;10min~20 B;10min~20( 2017/ 9/26,27 10/18) 21cm f6.0 Newtonian ST8XME