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Individual Calculations September 2012 |
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| Diaz Contreras, Pedro Total change: 14.10 | |   |
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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 | K | K*chg | Game |
| 1767 | 1780 | 5.00 | 8 | 0.94 | 15 | 14.10 | |
|  Solis, Arturo | | | 1405 | PER | 1.00 | 1 | 0.09 | 15 | 1.35 | |  Chiang, Jonathan | | | 1935 | USA | 0.50 | 1 | 0.21 | 15 | 3.15 | | | Torres Cueto, Jesus Marcial | | | 1879 | COL | 1.00 | 1 | 0.64 | 15 | 9.60 | | | Porta Campos, Nicolas | | | 1819 | ARG | 0.50 | 1 | 0.05 | 15 | 0.75 | | | Cevasco Balcazar, Leonardo Giova | | | 1657 | PER | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Pillai, Kadhir A | | | 1990 | USA | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Rengifo Blancas, Renzo Jhonathan | | | 1657 | PER | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Oliveira, Tiago Lopes | | | 1795 | BRA | 0.00 | 1 | -0.48 | 15 | -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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