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Individual Calculations June 2023 |
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| Portman, Carl S Total change: 4.20 | |   |
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| 2022/23 4NCL Division 4 Rounds 9-11 | Warwick | ENG | 2023-04-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1758 | 1877 | 1.50 | 2 | 0.21 | 20 | 4.20 | |
|  Davies, Peter | | | 1890 | WLS | 1.00 | 1 | 0.52 | 20 | 10.40 | |  Sturt, Charles A | | | 1625 | ENG | 0.50 | 1 | -0.31 | 20 | -6.20 | |
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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