kem.kemC/2017 M4(ATLAS)
C/2017 M4(ATLAS), 2018/09/16.5021, 16*180s, 20cm F4 Newtonian, ASI1600MC-Cool(Bin=1, Gain=300, Temp=0), 1/2 Cropping, mag=15.1(SI7)
C/2017 M4(ATLAS), 2018/09/16.5021, 16*180s, 20cm F4 Newtonian, ASI1600MC-Cool(Bin=1, Gain=300, Temp=0), 1/2 Cropping, mag=15.1(SI7)