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Individual Calculations January 2011 |
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| Oliveira, Tiago Lopes Total change: -9.50 | |   |
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| World Youth Chess Championships 2010 - Open under 10 | Porto Carras, Chalkidiki - Greece | GRE | 2010-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1770 | 1747 | 0.00 | 3 | -1.40 | 25 | -35.00 | |
|  Kim, Sungmin | | | 1540 | KOR | 0.00 | 1 | -0.77 | 25 | -19.25 | | | Gholami, Aryan | f | | 1902 | IRI | 0.00 | 1 | -0.29 | 25 | -7.25 | | | Maltsev, Leonid | | | 1868 | UKR | 0.00 | 1 | -0.34 | 25 | -8.50 | |
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) | | | | Open de Xadrez de Batatais | Batatais/SP | BRA | 2010-11-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2072 | 1747 | 0.50 | 3 | 0.10 | 25 | 2.50 | |
|  Barbosa, Evandro Amorim | f | | 2147 * | BRA | 0.00 | 1 | -0.08 | 25 | -2.00 | | | De Faria, Paulo Henrique | | | 1984 | BRA | 0.50 | 1 | 0.30 | 25 | 7.50 | | | De Rossi, Pedro Donizeti | | | 2085 | BRA | 0.00 | 1 | -0.12 | 25 | -3.00 | | | * 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) | | | | VII Sudamericano de la juventud 2010 - Sub - 10 Absoluto | Sucre - Bolivia | BOL | 2010-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1596 | 1747 | 3.00 | 3 | 0.92 | 25 | 23.00 | |
| | Bernal Navarrete, Marcelo | | | 1658 | CHI | 1.00 | 1 | 0.38 | 25 | 9.50 | | | Rengifo Blancas, Renzo Jhonathan | | | 1640 | PER | 1.00 | 1 | 0.35 | 25 | 8.75 | | | Cuenca Celis, Caleb | | | 1491 | PER | 1.00 | 1 | 0.19 | 25 | 4.75 | |
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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