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Individual Calculations September 2011 |
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| Aliaga Salinas, Rafael Total change: -7.05 | |   |
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| I OPEN IRT DE AJEDREZ “TOP CHESS” | LIMA, PERU | PER | 2011-05-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1925 | 1995 | 1.00 | 3 | -0.76 | 15 | -11.40 | |
|  Salazar, Carlos | | | 2186 | PER | 0.00 | 1 | -0.25 | 15 | -3.75 | |  Balvin, Jorge | | | 1789 | PER | 0.00 | 1 | -0.76 | 15 | -11.40 | | | Orbezo Rosales, Ximena Luc | | | 1799 | PER | 1.00 | 1 | 0.25 | 15 | 3.75 | |
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) | | | | I OPEN IRT INVIERNO 2011 | LIMA | PER | 2011-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1953 | 1983 | 3.00 | 5 | 0.29 | 15 | 4.35 | |
| | Ugarelli, Juan | | | 1583 * | PER | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Vera Siguenas, Deivy | f | | 2366 | PER | 0.00 | 1 | -0.09 | 15 | -1.35 | | | Pazos, Jorge Alberto | | | 1721 | PER | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Fernandez, Fernando | | | 2315 | PER | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Esplana Hurtado, Herbert John | | | 1779 | PER | 1.00 | 1 | 0.24 | 15 | 3.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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