I suspect he is in a unique situation to know the numbers for this much better than you do, because he runs the company that has successfully done this. Bonus

I suspect he is in a unique situation to know the numbers for this much better than you do, because he runs the company that has successfully done this. Bonus points that the overwhelming majority of ships lack the giant oil rig thrusters that all of the ASDS armada contain to keep them as stable as feasible and prevent listing too much in normal ocean condiditons.