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Individual Calculations September 2023 |
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| Correa, Luca Soares Total change: 9.80 | |   |
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| VIII Aberto do Brasil de Xadrez Taca Cidade de Teresina | Teresina PI | BRA | 2023-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2176 | 1858 | 1.00 | 3 | 0.49 | 20 | 9.80 | |
|  Lima, Darcy | g | | 2410 | BRA | 0.00 | 1 | -0.03 | 20 | -0.60 | |  Dos Santos, Joao Mateus Araujo | | | 2013 | BRA | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Amorim, Gidelson Ferreira | | | 2106 | BRA | 0.00 | 1 | -0.19 | 20 | -3.80 | |
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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