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Individual Calculations July 2023 |
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| Merriman, John Total change: -3.20 | |   |
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| 30th 4NCL Congress Open | Daventry | ENG | 2023-06-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1974 | 2277 | 4.00 | 5 | -0.16 | 20 | -3.20 | |
|  Ackley, Peter Je | | | 1920 | ENG | 1.00 | 1 | 0.11 | 20 | 2.20 | |  Baer, Bruce L | | | 1992 | ENG | 0.00 | 1 | -0.84 | 20 | -16.80 | | | Vijayakumar, Rishi | | | 1861 | SCO | 1.00 | 1 | 0.07 | 20 | 1.40 | | | Cave, Iwan | | | 1877 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Riis, Soren | | | 2220 | DEN | 1.00 | 1 | 0.42 | 20 | 8.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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