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Individual Calculations May 2017 |
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| Sivarajasingam, Venetia Total change: 5.60 | |   |
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| 2017 Welsh Championships | Cardiff | WLS | 2017-04-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1925 | 1704 | 1.50 | 6 | 0.14 | 40 | 5.60 | |
|  Heaven, Peter | | | 2022 | WLS | 0.00 | 1 | -0.13 | 40 | -5.20 | |  Davis, Lee | | | 1933 | WLS | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Waterfield, John W | | | 1948 | WLS | 0.00 | 1 | -0.20 | 40 | -8.00 | | | James, Dai | | | 1849 | WLS | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Camp, Imogen A L | | wc | 1823 | WLS | 0.50 | 1 | 0.16 | 40 | 6.40 | | | Fathallah, Joe | | | 1975 | WLS | 0.50 | 1 | 0.33 | 40 | 13.20 | |
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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