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Individual Calculations January 2012 |
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| Silva, Sergio Total change: 2.55 | |   |
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| II Open de Xadrez de Batatais | Batatais/SP | BRA | 2011-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2036 | 2097 | 3.00 | 5 | 0.17 | 15 | 2.55 | |
|  Rodrigues, Joao Victor Da Silva | | | 1761 | BRA | 0.50 | 1 | -0.38 | 15 | -5.70 | |  Sztokbant, Bernardo Vainzoff | | | 1969 | BRA | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Barreto Filho, Carlos Alberto | f | | 2307 | BRA | 0.50 | 1 | 0.27 | 15 | 4.05 | | | Aranha Filho, Alvaro Z | f | | 2315 | BRA | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Ferreira, Jonas De Vargas | | | 1827 | BRA | 1.00 | 1 | 0.17 | 15 | 2.55 | |
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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