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Individual Calculations August 2022 |
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| Wells, Peter K Total change: 16.50 | |   |
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| 17th South Wales International Open | Bridgend | WLS | 2022-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2198 | 2379 | 8.00 | 9 | 1.65 | 10 | 16.50 | |
|  Harding, Gareth | | | 1979 * | WLS | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Ralphs, Nigel | | | 1964 | WLS | 1.00 | 1 | 0.07 | 10 | 0.70 | | | Blackburn, Jonathan L B | f | | 2176 | WLS | 0.50 | 1 | -0.26 | 10 | -2.60 | | | Rudd, Jack | m | | 2331 | ENG | 1.00 | 1 | 0.43 | 10 | 4.30 | | | Arkell, Keith C | g | | 2400 | ENG | 0.50 | 1 | 0.03 | 10 | 0.30 | | | Richardson, John R | f | | 2289 | ENG | 1.00 | 1 | 0.38 | 10 | 3.80 | | | Smith, Olivia | | wf | 2038 | WLS | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Brown, Thomas | | | 2194 | WLS | 1.00 | 1 | 0.26 | 10 | 2.60 | | | Camacho Collados, Jose | m | | 2410 | WLS | 1.00 | 1 | 0.54 | 10 | 5.40 | | | * 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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