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Individual Calculations July 2010 |
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| Waterfield, John W Total change: 31.65 | |   |
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| Four Nations Chess League (4NCL) | Various | ENG | 2009-10-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2135 | 1988 | 4.00 | 6 | 2.11 | 15 | 31.65 | |
|  Bruce, David J | | | 2079 | ENG | 1.00 | 1 | 0.62 | 15 | 9.30 | |  Kett, Timothy J | | | 2238 | WLS | 0.50 | 1 | 0.31 | 15 | 4.65 | | | Mordue, A Tyson | f | | 2286 | ENG | 0.50 | 1 | 0.35 | 15 | 5.25 | | | Foster, James J | | | 2089 | ENG | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Ruthen, Stephen W | | | 2093 | ENG | 1.00 | 1 | 0.64 | 15 | 9.60 | | | Adams, Mark A | | | 2026 | WLS | 0.50 | 1 | 0.05 | 15 | 0.75 | |
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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