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Individual Calculations September 2023 |
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| Ledger, Stephen C Total change: 16.00 | |   |
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| 2023 British Championship: Over 50 Championship | Leicester | ENG | 2023-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2065 | 1978 | 3.50 | 7 | 0.80 | 20 | 16.00 | |
|  Eames, Robert S | f | | 2124 | ENG | 0.50 | 1 | 0.20 | 20 | 4.00 | |  Crocker, Philip J | | | 2151 | ENG | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Brett, Andrew R | | | 2078 | ENG | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Baer, Bruce L | | | 2027 | ENG | 1.00 | 1 | 0.57 | 20 | 11.40 | | | Townsend, M Paul | | | 2209 | ENG | 0.50 | 1 | 0.29 | 20 | 5.80 | | | Grillage, Andrew | | | 2009 | ENG | 0.50 | 1 | 0.04 | 20 | 0.80 | | | Giulian, Rosemary A | | | 1855 | SCO | 0.50 | 1 | -0.17 | 20 | -3.40 | |
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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