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Individual Calculations September 2010 |
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| Pena Cuadros, Gabriel Total change: -1.75 | |   |
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| VIII SELECTIVO IRT | HUARAL, PERU | PER | 2010-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1963 | 1670 | 1.00 | 4 | 0.32 | 25 | 8.00 | |
|  Alarcon Salas, Arturo | | | 2070 * | PER | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Yauri, Dario | | | 1894 | PER | 1.00 | 1 | 0.78 | 25 | 19.50 | |  Retamozo, Henry | | | 2070 * | PER | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Rivas Minaya, Jose Alberto | | | 1819 | PER | 0.00 | 1 | -0.30 | 25 | -7.50 | | | * 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) | | | | COPA LATINOAMERICANA DE AJEDREZ C | CUSCO, PERU | PER | 2010-08-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1913 | 1670 | 0.00 | 2 | -0.39 | 25 | -9.75 | |
| | Laura, Americo | | | 1888 | PER | 0.00 | 1 | -0.22 | 25 | -5.50 | | | Cabrera Huaman, Rodolfo | | | 1938 | PER | 0.00 | 1 | -0.17 | 25 | -4.25 | |
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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