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Individual Calculations October 2012 |
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| Boabaid, Jorge Alberto Duardes Total change: -4.35 | |   |
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| Campeonato Brasileiro de Seniors 2012 | Joao Pessoa/PB | BRA | 2012-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1941 | 1892 | 2.50 | 5 | 0.20 | 15 | 3.00 | |
|  Van Riemsdijk, Herman C | m | | 2292 * | BRA | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Scardini, Leonardo | | | 1584 | BRA | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Silveira Filho, Neri Da Silva | | | 2233 | BRA | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Ferreira, Alexander | | | 1694 | BRA | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Borensztajn, David | | | 1904 | BRA | 0.50 | 1 | 0.02 | 15 | 0.30 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | Final do Circuito Oncosinos 2012 | Porto Alegre | BRA | 2012-09-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2180 | 1889 | 0.00 | 3 | -0.49 | 15 | -7.35 | |
| | Menna Barreto, Luiz Ney | f | | 2289 * | BRA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Patroclo, Arthur Ruiz | | | 2132 | BRA | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Crespo, Antonio Rogerio | | | 2119 | BRA | 0.00 | 1 | -0.21 | 15 | -3.15 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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