ELO Rechner ExpectedScore=1/(1+10^((R_opponent-R_player)/400)) R_new=R_old+K*(Sum(Score)-Sum(ExpectedScore)) Player's old rating: Opponent's Rating Score Expected Score lossdrawwin lossdrawwin lossdrawwin lossdrawwin lossdrawwin Sum K-value (16=Master, 32=Beginner) Player's new rating: