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Individual Calculations September 2009 |
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| Magalhaes, Joao Luiz Total change: -2.50 | |   |
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| Aberto do Brasil - Etapa Sete Lagoas | Sete Lagoas/MG | BRA | 2009-07-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2183 | 2024 | 0.50 | 2 | -0.10 | 25 | -2.50 | |
|  Barbosa, Evandro Amorim | | | 2279 | BRA | 0.00 | 1 | -0.19 | 25 | -4.75 | |  Chauca, Jose | | | 2086 | PER | 0.50 | 1 | 0.09 | 25 | 2.25 | |
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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