Individual Calculations July 2023 |
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Yang, Lefan Total change: -68.80 | | |
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2023 National Open - Under 2300 | Las Vegas, NV | USA | 2023-06-15 |
Rc | Ro | w | n | change | K | K*chg | Game |
1702 | 1872 | 2.50 | 6 | -1.72 | 40 | -68.80 | |
| Cui, Young | | | 1674 | USA | 0.00 | 1 | -0.76 | 40 | -30.40 | | Price, Josh | | | 1928 | USA | 0.50 | 1 | 0.08 | 40 | 3.20 | | Zhuge, Katherine | | | 1472 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | Yuan, Serena | | | 1769 | USA | 0.00 | 1 | -0.64 | 40 | -25.60 | | Qi, Jenny | | | 1614 | USA | 1.00 | 1 | 0.18 | 40 | 7.20 | | James, Matthew D | | | 1752 | USA | 0.00 | 1 | -0.66 | 40 | -26.40 | | * 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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