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Individual Calculations September 2023 |
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| Duncan, Chris R Total change: -5.80 | |   |
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| 2023 British Championship: Over 50 Championship | Leicester | ENG | 2023-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2014 | 2191 | 4.00 | 6 | -0.29 | 20 | -5.80 | |
|  Hughes, Roy | | | 2007 | ENG | 0.50 | 1 | -0.24 | 20 | -4.80 | |  Smith, Peter R | | | 2063 | SCO | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Kennedy, Craig | | | 1784 | SCO | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Rich, Mark C | c | | 2043 | ENG | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Eames, Robert S | f | | 2124 | ENG | 0.00 | 1 | -0.59 | 20 | -11.80 | | | Kett, Tim | f | | 2062 | WLS | 1.00 | 1 | 0.33 | 20 | 6.60 | |
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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