Individual Calculations September 2019 |
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De Costa, Alexander Total change: -18.00 | | |
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2019 NAYCC U18 Open | Kingston | CAN | 2019-08-16 |
Rc | Ro | w | n | change | K | K*chg | Game |
2008 | 1623 | 0.00 | 5 | -0.45 | 40 | -18.00 | |
| Ouellet, Maili-Jade | | wm | 2023 * | CAN | 0.00 | 1 | -0.08 | 40 | -3.20 | | Xu, Jeffrey | c | | 2023 * | CAN | 0.00 | 1 | -0.08 | 40 | -3.20 | | Wu, Derek | | | 2023 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | Zhao, Harry | | | 1950 | CAN | 0.00 | 1 | -0.13 | 40 | -5.20 | | Li, Max | | | 2023 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | * 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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