mzls@mayall-idl: ~/obsbot $ python mosbot.py pass1.json pass2.json pass3.json --pass=1 --adjust --exptime=100 Read 171 pass 1 and 171 pass 2 and 171 pass 3 exposures Now: 2018/2/9 13:11:31 Pass 1: keeping 0 tiles after now Pass 2: keeping 0 tiles after now Pass 3: keeping 0 tiles after now No tiles!