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Individual Calculations January 2012 |
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| Pereira, Ezequias Morais De Lima Total change: -1.05 | |   |
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| World Youth Chess Championship - U 14 Open | Caldas Novas/GO | BRA | 2011-11-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1931 | 1744 | 2.50 | 8 | 0.28 | 30 | 8.40 | |
|  Kukhmazov, Arsen | | | 2144 * | RUS | 0.00 | 1 | -0.08 | 30 | -2.40 | | | Villegas, Franco | | | 1852 | ARG | 1.00 | 1 | 0.65 | 30 | 19.50 | |  Krishnan, Varun | | | 2108 | USA | 0.00 | 1 | -0.10 | 30 | -3.00 | | | Crismann, Alessandro Claudio | f | | 1831 | RSA | 1.00 | 1 | 0.62 | 30 | 18.60 | | | Istona, Martin | | | 1993 | SVK | 0.50 | 1 | 0.31 | 30 | 9.30 | | | Guven, Baris | | | 1907 | TUR | 0.00 | 1 | -0.28 | 30 | -8.40 | | | Gotz, Klaus Seiji Furucho | | | 1897 | BRA | 0.00 | 1 | -0.30 | 30 | -9.00 | | | Yang, , Ching Wei Austin | | | 1715 | TPE | 0.00 | 1 | -0.54 | 30 | -16.20 | | | * 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) | | | | XVII Juegos Deportivos Sudamericanos Escolares -Ajedrez Clasico- | Bogota | COL | 2011-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1981 | 1744 | 0.50 | 4 | -0.36 | 30 | -10.80 | |
| | Martinez Alcantara, Jose Eduardo | f | | 1995 | PER | 0.00 | 1 | -0.19 | 30 | -5.70 | | | Barros Rivadeneira, Cristhian | c | | 2116 | ECU | 0.00 | 1 | -0.10 | 30 | -3.00 | | | Kimelman, Gabriel | c | | 1843 | URU | 0.50 | 1 | 0.14 | 30 | 4.20 | | | Blandon, Luis Guillermo | | | 1970 | COL | 0.00 | 1 | -0.21 | 30 | -6.30 | |
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) | | | NOTE: K factor changed | | II Open de Xadrez de Batatais | Batatais/SP | BRA | 2011-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2076 | 1744 | 0.50 | 3 | 0.09 | 15 | 1.35 | |
| | Tsuboi, Edson Kenji | m | | 2144 * | BRA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Blit, Jacques | m | | 2144 * | ARG | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Cabral, Denrick | | | 1941 | BRA | 0.50 | 1 | 0.25 | 15 | 3.75 | | | * 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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