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Individual Calculations July 2010 |
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| Webster, Richard J Total change: -4.65 | |   |
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| Four Nations Chess League (4NCL) | Various | ENG | 2009-10-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2076 | 1969 | 1.50 | 5 | -0.31 | 15 | -4.65 | |
|  Kreuzer, Christopher R L | | | 1907 | ENG | 0.50 | 1 | -0.09 | 15 | -1.35 | |  Ross, Chris N | | | 2207 | ENG | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Tart, Peter K | | | 2078 | ENG | 1.00 | 1 | 0.65 | 15 | 9.75 | | | Spice, Alan P | | | 2169 | WLS | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Grant, David J | | | 2020 | ENG | 0.00 | 1 | -0.43 | 15 | -6.45 | |
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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