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Individual Calculations October 2014 |
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| Serafim Junior, Arnor Total change: -36.60 | |   |
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| IV Aberto do Brasil Cidade de Maringa | Maringa/PR | BRA | 2014-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2135 | 1839 | 0.00 | 2 | -0.32 | 20 | -6.40 | |
|  Martins, Carlos | f | | 2216 | BRA | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Santos, Joao Gustavo Verissimo | | | 2054 | BRA | 0.00 | 1 | -0.23 | 20 | -4.60 | |
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) | | | | Campeonato Panamericano de Ajedrez Amateur 2014 | San Andres Islas | COL | 2014-08-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1911 | 1839 | 0.50 | 5 | -1.51 | 20 | -30.20 | |
| | Prado, Leonardo | | | 1954 | COL | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Villa, Olivia Rosalba | | | 1972 | COL | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Soto, Miguel Angel | | | 1742 | COL | 0.00 | 1 | -0.63 | 20 | -12.60 | |  Lopez, Alvaro Diego | | | 1951 | COL | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Valencia, Dario | | | 1937 | COL | 0.00 | 1 | -0.37 | 20 | -7.40 | |
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) | | |
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