Not sure if the calculations are right. 60 ticks = 1 sec in Factorio Daytime = day + half dusk + half dawn = 12500 + 5000 / 2 + 5000 / 2 = 17500 ticks => 17500 / 60 = 291,6666 secs Nighttime = night + half dusk + half dawn = 2500 + 5000 / 2 + 5000 / 2 = 7500 ticks => 7500 / 60 = 125 secs I use 21 Ac...