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Individual Calculations September 2012 |
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| Rengifo Blancas, Renzo Jhonathan Total change: 20.10 | |   |
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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 |
| 1841 | 1657 | 2.00 | 5 | 0.67 | 30 | 20.10 | |
|  Porta Campos, Nicolas | | | 1819 | ARG | 0.00 | 1 | -0.29 | 30 | -8.70 | | | Carstens Dobuchak, Thiago | | | 1792 | BRA | 1.00 | 1 | 0.68 | 30 | 20.40 | |  Torres Cueto, Jesus Marcial | | | 1879 | COL | 1.00 | 1 | 0.78 | 30 | 23.40 | | | Chiang, Jonathan | | | 1935 | USA | 0.00 | 1 | -0.17 | 30 | -5.10 | | | Diaz Contreras, Pedro | | | 1780 | CHI | 0.00 | 1 | -0.33 | 30 | -9.90 | |
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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