Individual Calculations August 2023 |
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Del Castillio, William Total change: -19.20 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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51st annual World Open - U2200 | Philadelphia, PA | USA | 2023-06-30 |
Rc | Ro | w | n | change | K | K*chg | Game |
1808 | 2089 | 1.50 | 3 | -0.96 | 20 | -19.20 | |
| Jiang, Mathew | | | 1689 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | Opaska, Michael | | | 1790 | USA | 0.50 | 1 | -0.35 | 20 | -7.00 | | McQuillin, Danil A | | | 1946 | USA | 0.00 | 1 | -0.69 | 20 | -13.80 | | * 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) | |
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