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Individual Calculations February 2023 |
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| Cooper, Malcolm H Total change: -26.40 | |   |
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| 29th 4NCL Congress Major | Harrogate | ENG | 2023-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1633 | 1789 | 1.50 | 4 | -1.32 | 20 | -26.40 | |
|  Webster, Vivien | | | 1562 | ENG | 0.50 | 1 | -0.29 | 20 | -5.80 | |  Chester, Ian B | | | 1683 | ENG | 0.00 | 1 | -0.64 | 20 | -12.80 | | | Salisbury, Paul | | | 1657 | ENG | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Murphy, Ross | | | 1628 | ENG | 1.00 | 1 | 0.29 | 20 | 5.80 | |
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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