378p 20221028 kshima

378P/McNaught and NGC853

378P was predicted its magnitude m1=22.6 by MPC, but I measued its m1=17.3 by UCAC-4. Yoshida-san's homepage suggest its magnitude about 18. I trust Yoshida-san.

And a faint tail may be seen south-west direction.

2022.10.28.64623UT, 10*60s, 40cm RC + F6.0 Reducer, FLI ML8300 2 bin, 80% cropping, taken in Nagano Pref., Japan.