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Individual Calculations September 2012 |
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| Perez, Ernesto Total change: 0.00 | |   |
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| XXIII Festival Panamericano de Ajedrez de la Juventud Open Sub 12 | Lima | PER | 2012-07-25 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1497 | 0 | 2.00 | 5 | 0.00 | 1425 | | 0.00 | |
|  Diaz Contreras, Pedro | | | 1780 | CHI | 0.00 | 1 | 0.00 | | 0.00 | | | Silva, Vinicius Parente | | | 1410 | BRA | 0.00 | 1 | 0.00 | | 0.00 | |  Garcia Herrera, Enrique Ric | | | 1514 | MEX | 0.00 | 1 | 0.00 | | 0.00 | | | Yoshioka, Hugo | | | 1534 | BRA | 1.00 | 1 | 0.00 | | 0.00 | | | Ramos Guevara, Gerald | | | 1247 | PER | 1.00 | 1 | 0.00 | | 0.00 | |
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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