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Individual Calculations March 2010 |
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| Freyre, Rodrigo Total change: 0.25 | |   |
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| I Open IRT Circulo Peruano de Ajedrez | Lima | PER | 2010-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2150 | 1970 | 1.50 | 5 | 0.12 | 25 | 3.00 | |
|  Aliaga Fernandez, Ingrid Y | | wf | 2122 | PER | 1.00 | 1 | 0.70 | 25 | 17.50 | |  Vera Siguenas, Deivy | | | 2295 | PER | 0.00 | 1 | -0.13 | 25 | -3.25 | | | Angulo, Alberto | | | 2068 | PER | 0.00 | 1 | -0.37 | 25 | -9.25 | | | Cuellar, Diego | f | | 2055 | PER | 0.50 | 1 | 0.12 | 25 | 3.00 | | | Contreras, Jose | | | 2209 | PER | 0.00 | 1 | -0.20 | 25 | -5.00 | |
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) | | | | III Open IRT Jose Marca In Memoriam B | Lima | PER | 2010-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1891 | 1970 | 0.50 | 1 | -0.11 | 25 | -2.75 | |
| | Frias, Marco | | | 1891 | PER | 0.50 | 1 | -0.11 | 25 | -2.75 | |
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) | | |
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