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Individual Calculations September 2023 |
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| Piekarski, Atila Balzer Total change: -9.40 | |   |
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| IX Festival Shopping Patio Pinda 2o Aberto do Brasil de Pindamonhangaba | Pindamonhangaba SP | BRA | 2023-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1812 | 1992 | 3.00 | 5 | -0.47 | 20 | -9.40 | |
|  Bookobza, Tomer Lederman | | | 1592 * | BRA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Miragaia, Pedro Maddi Damian | | | 1782 | BRA | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Goussain, Blaha | | | 1906 | BRA | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Tsuboi, Edson Kenji | m | | 2206 | BRA | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Fernandes, Thuane Teixeira | | | 1574 | BRA | 0.50 | 1 | -0.43 | 20 | -8.60 | | | * 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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