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Individual Calculations April 2009 |
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| Perdomo, Leandro Total change: 36.90 | |   |
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| Copa Helio da Motta Filho 2008 | Rio de Janeiro/RJ | BRA | 2008-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2213 | 2393 | 7.50 | 9 | 1.03 | 15 | 15.45 | |
|  Fontes, Carlos Henrique Batista | f | | 2222 | BRA | 1.00 | 1 | 0.27 | 15 | 4.05 | |  Mascarenhas, Alberto Pinheiro | f | | 2228 | BRA | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Chaves, Jorge Antonio Torres | | | 2053 | BRA | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Cramling, Dan | m | | 2399 | SWE | 0.50 | 1 | 0.01 | 15 | 0.15 | | | Chauca, Jose Luis Murga | | | 2185 | PER | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Saldano, Horacio | m | | 2458 | ESP | 0.50 | 1 | 0.09 | 15 | 1.35 | | | Santos, Celso Da Silva | | | 2134 | BRA | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Maia, Jose Eduardo De Oliveira O. | | | 2139 | BRA | 0.50 | 1 | -0.31 | 15 | -4.65 | | | Ferreira, Kleber Victor | | | 2103 | BRA | 1.00 | 1 | 0.16 | 15 | 2.40 | |
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) | | | | Magistral Memorial Felix Alexander Sonnenfeld | Rio de Janeiro/RJ | BRA | 2009-02-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2281 | 2387 | 6.50 | 9 | 0.76 | 15 | 11.40 | |
| | Chauca, Jose | | | 2173 | PER | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Medeiros Jr, Jorge Luiz Cabral | f | | 2295 | BRA | 1.00 | 1 | 0.37 | 15 | 5.55 | | | Guimaraes, Wagner Peixoto | f | | 2253 | BRA | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Silva, Celso Renato Rodrigues | | | 2196 | BRA | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Santos, Marcus Vinicius Moreira | m | | 2393 | BRA | 0.50 | 1 | 0.01 | 15 | 0.15 | | | Guerrero, Alvaro | | | 2178 | URU | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Limp, Eduardo Thelio | m | | 2389 | BRA | 0.50 | 1 | 0.00 | 15 | 0.00 | | | Cunha, Eduardo Arruda | f | | 2206 | BRA | 0.50 | 1 | -0.24 | 15 | -3.60 | | | Saldano Dayer, Horacio | m | | 2450 | ESP | 0.50 | 1 | 0.09 | 15 | 1.35 | |
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) | | | | Festival Internacional Cidade Maravilhosa - Final | Clube de Xadrez Guanabara/RJ | BRA | 2009-02-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2268 | 2387 | 6.50 | 9 | 0.67 | 15 | 10.05 | |
| | Rego, Vinicius V | | | 2227 | BRA | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Mascarenhas, Alberto Pinheiro | f | | 2228 | BRA | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Galego, Luis | g | | 2494 | POR | 0.50 | 1 | 0.15 | 15 | 2.25 | | | Fernando, Diogo | m | | 2482 | POR | 0.50 | 1 | 0.13 | 15 | 1.95 | | | Chauca, Jose | | | 2173 | PER | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Santos Filho, Tadeu Souza | | | 2092 | BRA | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Brito, Luismar J | f | | 2327 | BRA | 0.00 | 1 | -0.58 | 15 | -8.70 | | | Maia, Marco Aurelio F | | | 2135 | BRA | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Guimaraes, Wagner Peixoto | f | | 2253 | BRA | 0.50 | 1 | -0.18 | 15 | -2.70 | |
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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