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Individual Calculations July 2012 |
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| Aliaga Salinas, Rafael Total change: -7.95 | |   |
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| III Open IRT "Circulo Peruano de Ajedrez" | LIMA | PER | 2012-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1960 | 1966 | 1.50 | 4 | -0.53 | 15 | -7.95 | |
|  Cruz Pereyra, Andresantoni | | | 1798 | PER | 0.50 | 1 | -0.22 | 15 | -3.30 | | | Principe, Alexander | f | | 2130 | PER | 0.00 | 1 | -0.28 | 15 | -4.20 | |  Puppi Lazo, Jorge Luis | | | 1871 | PER | 1.00 | 1 | 0.37 | 15 | 5.55 | | | Fernandez Perez, Jorge And | | | 2040 | PER | 0.00 | 1 | -0.40 | 15 | -6.00 | |
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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