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Individual Calculations October 2012 |
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| Potter, Steven Total change: 4.05 | |   |
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| 6th LEYLAND CHESS CONGRESS | Leyland | ENG | 2012-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2023 | 1878 | 1.50 | 4 | 0.27 | 15 | 4.05 | |
|  Van Kemenade, Rudy | | | 2014 | WLS | 0.00 | 1 | -0.32 | 15 | -4.80 | |  Lyth, John D | | | 2011 | ENG | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Rabbitte, Michael J | | | 1993 | ENG | 0.50 | 1 | 0.16 | 15 | 2.40 | | | Taylor, Robert K | | | 2074 | ENG | 1.00 | 1 | 0.75 | 15 | 11.25 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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