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Individual Calculations June 2023 |
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| Umayan, Vincent Total change: -25.20 | |   |
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| 2023 Ontario Open | Ottawa, Ontario | CAN | 2023-05-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1839 | 2013 | 1.50 | 4 | -1.26 | 20 | -25.20 | |
|  Vera, Reynaldo | g | | 2378 | CUB | 0.00 | 1 | -0.10 | 20 | -2.00 | |  Wang, Derek | | | 1750 | CAN | 0.00 | 1 | -0.82 | 20 | -16.40 | | | Zhong, Ryan Yunhui | | | 1614 | CAN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gao, Lucy | | | 1613 * | CAN | 0.50 | 1 | -0.42 | 20 | -8.40 | | | * 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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