kem.kem48P/Johnson
48P/Johnson, 2018/06/15.7117, 16*60s, 20cm F4 Newtonian, ASI1600MC-Cool(Bin=1, Gain=300, Temp=0), 1/2 Cropping, mag=15.1(SI7)
48P/Johnson, 2018/06/15.7117, 16*60s, 20cm F4 Newtonian, ASI1600MC-Cool(Bin=1, Gain=300, Temp=0), 1/2 Cropping, mag=15.1(SI7)