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Individual Calculations September 2019 |
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| Huang, Qiuyu Total change: -34.80 | |   |
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| 2019 NAYCC U18 Open | Kingston | CAN | 2019-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2025 | 2020 | 3.00 | 8 | -0.87 | 40 | -34.80 | |
|  Chen, Richard | f | | 2291 | CAN | 0.00 | 1 | -0.17 | 40 | -6.80 | |  Zhou, Joey Junhe | | | 1620 * | CAN | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Li, William | | | 2139 | CAN | 0.50 | 1 | 0.16 | 40 | 6.40 | | | Xu, Jeffrey | c | | 2067 | CAN | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Zhao, Harry | | | 1950 | CAN | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Ravuri, Vinesh | | | 2192 | USA | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Merrigan, Daley | | | 1917 | CAN | 0.00 | 1 | -0.64 | 40 | -25.60 | | | Rama, Tejas | | | 2022 | USA | 0.50 | 1 | 0.00 | 40 | 0.00 | | | * 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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