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Individual Calculations July 2009 |
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| Coutinho, Sidnei Bissacot Total change: -7.50 | |   |
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| Regional Centro Oeste 2009 | Hotel Nacional de Brasilia/DF | BRA | 2009-04-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1978 | 2170 | 1.00 | 2 | -0.50 | 15 | -7.50 | |
|  Vasconcelos, Danilo Nunes | | | 1959 | BRA | 0.00 | 1 | -0.77 | 15 | -11.55 | | | Reis, Ernesto Guevara B | | | 1996 | BRA | 1.00 | 1 | 0.27 | 15 | 4.05 | |
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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