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Individual Calculations September 2023 |
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| Cole, Graham Total change: 41.80 | |   |
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| 2023 British Championship: Over 50 Championship | Leicester | ENG | 2023-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2066 | 1628 | 2.50 | 6 | 2.09 | 20 | 41.80 | |
|  Mason, Donald J | | | 2041 | ENG | 1.00 | 1 | 0.93 | 20 | 18.60 | | | Dargan, Paul A G | c | | 2091 | ENG | 0.00 | 1 | -0.05 | 20 | -1.00 | |  Smith, Andrew Philip | f | | 2038 | IRL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Molyneux, John | | | 2230 | ENG | 0.50 | 1 | 0.48 | 20 | 9.60 | | | Brown, Alan M | | | 1988 | ENG | 0.50 | 1 | 0.40 | 20 | 8.00 | | | Hughes, Roy | | | 2007 | ENG | 0.50 | 1 | 0.41 | 20 | 8.20 | |
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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