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Individual Calculations September 2012 |
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| Puppi Lazo, Jorge Luis Total change: -8.40 | |   |
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| II Open IRT " Circulo Peruano de Ajedrez" | Lima | PER | 2012-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1847 | 1873 | 1.50 | 4 | -0.63 | 15 | -9.45 | |
|  Murga, Caleb | | | 1708 | PER | 1.00 | 1 | 0.28 | 15 | 4.20 | |  Cori Quispe, Kevin | | | 1990 | PER | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Aliaga Salinas, Rafael | | | 1966 | PER | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Martinez, Anthony | | | 1724 | PER | 0.50 | 1 | -0.20 | 15 | -3.00 | |
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) | | | | XXIII Festival Panamericano de Ajedrez de la Juventud Open Sub 16 | Lima | PER | 2012-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1987 | 1892 | 2.00 | 5 | 0.07 | 15 | 1.05 | |
| | Chiari, Arthur Gontijo | f | | 2010 | BRA | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Shen, Arthur | f | | 2242 | USA | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Moreno, Luis | | | 1959 | VEN | 0.00 | 1 | -0.41 | 15 | -6.15 | | | Garcia, Miguel A | | | 1713 | PER | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Posada, Juan Manuel | f | | 2011 | COL | 1.00 | 1 | 0.66 | 15 | 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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