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Individual Calculations September 2009 |
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| Carvalho, Antonio Azevedo De Total change: 1.50 | |   |
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| Gambito Open 2009 | Aracaju/SE | BRA | 2009-08-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1934 | 2133 | 1.50 | 2 | 0.06 | 25 | 1.50 | |
|  Ortega, Ramon Rodrigo Leao | | | 1761 | BRA | 1.00 | 1 | 0.10 | 25 | 2.50 | |  Miranda Neto, Jayme Amorim | | | 2106 | BRA | 0.50 | 1 | -0.04 | 25 | -1.00 | |
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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