A idé to make this better is to put a link in the game to a specification side where all the data and graphs are, in that way you don´t need to calculate it your self, just read it in the graph… well, i try t make a example.
By the way, railroad inclination is usually measured in procent, not in degree. 3.5% is a usual inclination of the LGV track, but most normal track is around 1.5%, some super heavy freight corridors is only 1% and in some places normal track have a inclination of around 2-2,5% for example in the alps, there for they Swiz engines having very high pullingpower
