For some actual numbers from a real freighter with four Magnus effect columns on it, check out this pdf https://www.ship-efficiency.org/onTEAM/pdf/06-STG_Ship_E

For some actual numbers from a real freighter with four Magnus effect columns on it, check out this pdf https://www.ship-efficiency.org/onTEAM/pdf/06-STG_Ship_Efficiency_2013_100913_Paper.pdf https://www.ship-efficiency.org/onTEAM/pdf/06-STG_Ship_Effic...