Individual Calculations February 2024 |
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Potter, John M Total change: 20.40 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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Caplin Hastings International Chess Congress - Con Power Christmas Under 2250 | Hastings | ENG | 2023-12-28 |
Rc | Ro | w | n | change | K | K*chg | Game |
1982 | 1990 | 4.00 | 6 | 1.02 | 20 | 20.40 | |
| Pyun, Lindsay | | | 1642 | ENG | 1.00 | 1 | 0.11 | 20 | 2.20 | | Graham, David B | | | 2163 | ENG | 0.00 | 1 | -0.27 | 20 | -5.40 | | De Coverly, Roger D | | | 1893 | ENG | 1.00 | 1 | 0.37 | 20 | 7.40 | | Starley, Robert | | | 2054 | ENG | 1.00 | 1 | 0.59 | 20 | 11.80 | | Pert, Nina | | wc | 2040 | ENG | 0.00 | 1 | -0.43 | 20 | -8.60 | | Arnott, Jonathan W | c | | 2102 | ENG | 1.00 | 1 | 0.65 | 20 | 13.00 | | 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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