NGC660 in Pisces
Magnitude 10.8 / 45million light-years
L;5min×225 (2018/10/13, 15, 17, 18) R;5min×20 G;5min×20 B;5min×20 (2018/10/11)
21cm f6.0 Newtonian ST8XME
(天文ガイド2019年2月号掲載)
L:10min×63 (2009/11/21, 23, 12/20, 22) R:10min×6 B:10min×9《2×2》(2009/12/19 )
20cmNewtonian f6.0 ST7XME