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Individual Calculations April 2009 |
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| Balvin, Jorge Total change: 71.75 | |   |
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| III IRT CLUB PERUANO DE AJEDREZ | Lima | PER | 2009-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2019 | 1674 | 3.00 | 6 | 2.32 | 25 | 58.00 | |
|  Harter, Jorge | | | 2024 | PER | 0.50 | 1 | 0.39 | 25 | 9.75 | | | Vera Siguenas, Deivy | | | 2024 | PER | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Aguilar, Manuel | | | 2024 | PER | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Guzman, Percy | | | 1994 | PER | 1.00 | 1 | 0.87 | 25 | 21.75 | |  Vega, Marcelino | | | 2024 | PER | 1.00 | 1 | 0.89 | 25 | 22.25 | | | Angulo, Alberto | | | 2024 | PER | 0.50 | 1 | 0.39 | 25 | 9.75 | |
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) | | | | V IRT CLUB PERUANO DE AJEDREZ | Lima | PER | 2009-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1907 | 1674 | 1.00 | 2 | 0.55 | 25 | 13.75 | |
| | Aliaga Fernandez, Ingrid Y | | wf | 2024 | PER | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Sanchez Zambrano, Vanessa | | | 1790 | PER | 1.00 | 1 | 0.66 | 25 | 16.50 | |
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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