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Individual Calculations June 2023 |
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| Walker, David J Total change: 6.60 | |   |
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| Durham County Chess Congress - Open | Darlington | ENG | 2023-05-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2052 | 2254 | 4.00 | 5 | 0.33 | 20 | 6.60 | |
|  Caso Huerta, Marcos | | | 1854 * | ESP | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Brencher, Paul | | | 1929 | ENG | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Arnott, Jonathan W | c | | 2080 | ENG | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Redmond, John P. | | | 2193 | IRL | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Wall, Tim P | f | | 2204 | ENG | 0.50 | 1 | -0.07 | 20 | -1.40 | | | * 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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