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Individual Calculations September 2011 |
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| Pereira Vilalba, Guilherme Total change: -40.50 | |   |
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| II IRT Tijuca Tênis Club 2011 | Rio de Janeiro/RJ | BRA | 2011-06-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1970 | 1945 | 1.00 | 4 | -0.82 | 30 | -24.60 | |
|  Manzi, Luiz Antonio Bardaro | | | 2147 | BRA | 0.00 | 1 | -0.24 | 30 | -7.20 | |  Mangini, Jose Henrique De Melo | | | 1616 | BRA | 1.00 | 1 | 0.12 | 30 | 3.60 | | | Chaves, Jorge Antonio Torres | | | 2019 | BRA | 0.00 | 1 | -0.40 | 30 | -12.00 | | | Santos Filho, Tadeu Sousa | | | 2098 | BRA | 0.00 | 1 | -0.30 | 30 | -9.00 | |
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) | | | | Aberto do Brasil Xadrez Brasil Open 2011 | Rio de Janeiro/RJ | BRA | 2011-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2016 | 1927 | 1.00 | 4 | -0.53 | 30 | -15.90 | |
| | Bil, Angelo | | | 2104 | BRA | 0.00 | 1 | -0.27 | 30 | -8.10 | | | Rodrigues, Nei Jorge | | | 2053 | BRA | 0.50 | 1 | 0.17 | 30 | 5.10 | | | Deus Filho, Joaquim De | | | 2073 | BRA | 0.00 | 1 | -0.30 | 30 | -9.00 | | | Reis, Virginia Lagrange M | | | 1834 | BRA | 0.50 | 1 | -0.13 | 30 | -3.90 | |
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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