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Individual Calculations September 2017 |
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| Heffer, Mark Total change: 0.00 | |   |
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| 104th British Championships Under 1750 | Llandudno | ENG | 2017-07-31 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1511 | 0 | 0.00 | 4 | 0.00 | 711 | | 0.00 | |
|  Forbes, Douglas M | | | 1583 | ENG | 0.00 | 1 | 0.00 | | 0.00 | | | Crouch, Timothy J | | | 1471 | ENG | 0.00 | 1 | 0.00 | | 0.00 | |  Daly, Grant | | | 1549 | ENG | 0.00 | 1 | 0.00 | | 0.00 | | | Miller, Max C | | | 1440 | ENG | 0.00 | 1 | 0.00 | | 0.00 | |
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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