FIDE Ratings of players in Ghana Elo Rating Change Calculator This section will calculate the change in a player's Elo rating after playing a single game against another player. The value K is the maximum change in rating. Player Elo: Against Elo: K factor: Win Draw Loss Expected Percentage: Share this:Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on WhatsApp (Opens in new window)Click to share on LinkedIn (Opens in new window)Like this:Like Loading...