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Individual Calculations September 2018 |
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| Willmoth, Robert F Total change: -23.80 | |   |
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| 64th Hampstead Weekend Congress Under 2200 | London | ENG | 2018-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1869 | 2168 | 4.00 | 5 | -0.18 | 20 | -3.60 | |
|  Woltery, Nicolai | | | 1846 | ENG | 1.00 | 1 | 0.13 | 20 | 2.60 | |  Everett, Joe | | | 1903 | ENG | 0.50 | 1 | -0.32 | 20 | -6.40 | | | Sheikh, Nasarullah | | | 1768 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Pollack, Oscar | | | 2060 | ENG | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Hamilton, Michael J | | | 1768 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 54th Berks & Bucks Chess Congress Championship | Maidenhead | ENG | 2018-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2014 | 2168 | 2.50 | 5 | -1.01 | 20 | -20.20 | |
| | Moore, Gerald | | | 2056 | ENG | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Malhotra, Tarun | | | 2040 | ENG | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Golding, James | | | 2041 | ENG | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Sagues, Vincent | | | 1928 | FRA | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Varney, Zoe | | | 2003 | ENG | 0.50 | 1 | -0.22 | 20 | -4.40 | |
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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