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Individual Calculations January 2015 |
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| D`israel, Davy Total change: -21.20 | |   |
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| Aberto Professor Joao Braga | Sao Paulo/SP | BRA | 2014-12-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1949 | 2206 | 3.50 | 5 | -0.52 | 20 | -10.40 | |
|  Dinegri, Rodrigo | | | 1806 * | BRA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Capelo, Martinho Figueira | | | 1902 | BRA | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Oliveira, Jonathan De | | | 2105 | BRA | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Bastos Seixas, Pedro Lucas | | | 1965 | BRA | 0.00 | 1 | -0.80 | 20 | -16.00 | | | Araujo, Renan Aparecido | | | 1966 | BRA | 1.00 | 1 | 0.20 | 20 | 4.00 | | | * 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) | | | | Panamerican Senior Championship 2014 +50 | Sao Paulo/SP | BRA | 2014-12-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2134 | 2206 | 3.50 | 7 | -0.54 | 20 | -10.80 | |
| | Serafim Junior, Arnor | | | 1832 | BRA | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Nogueira, Ivan Kuhlmann | f | | 2311 | BRA | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Miyoshi, Edson Mitsuro | | | 2082 | BRA | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Tsuboi, Edson Kenji | m | | 2252 | BRA | 0.00 | 1 | -0.44 | 20 | -8.80 | | | De Gois Junior, Joao Vieira | | | 1915 | BRA | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Andrade, Roberto Luiz Costa | f | | 2234 | BRA | 0.50 | 1 | 0.04 | 20 | 0.80 | | | Cummings, David H. | m | | 2311 | CAN | 0.00 | 1 | -0.36 | 20 | -7.20 | |
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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