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Individual Calculations September 2019 |
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| Chapman, Terry Pd Total change: 11.80 | |   |
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| 106th British Championships Over 50 | Torquay | ENG | 2019-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2083 | 2246 | 5.50 | 7 | 0.59 | 20 | 11.80 | |
|  Nunn, Petra | | wf | 1998 | ENG | 0.50 | 1 | -0.31 | 20 | -6.20 | |  Kirby, Peter J | c | | 1988 | GCI | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Gostelow, David W | | | 1906 | ENG | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Brooks, Phil J | | | 2193 | ENG | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Josse, Mark | | | 2209 | ENG | 0.50 | 1 | -0.05 | 20 | -1.00 | | | Willmoth, Robert F | c | | 2138 | ENG | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Jackson, Oliver A | f | | 2151 | ENG | 0.50 | 1 | -0.13 | 20 | -2.60 | |
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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