kem.kemC/2013 US10 (Catalina)
C/2013 US10 (Catalina), 2016/01/14.7866UT, 8*180s,20cm F4.0 Newtonian, Nikon D7000 ISO6400, No Trimming, mag=大きすぎて測定不能
C/2013 US10 (Catalina), 2016/01/14.7866UT, 8*180s,20cm F4.0 Newtonian, Nikon D7000 ISO6400, No Trimming, mag=大きすぎて測定不能