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Individual Calculations November 2023 |
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| Dolores Hurtado, Juan Abel Total change: -27.20 | |   |
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| I IRT Clasico "Colegio Newton" - Sub 1800 | Lima | PER | 2023-10-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1333 | 1073 | 0.00 | 2 | -0.43 | 40 | -17.20 | |
|  Huaynate Gonzales, Estefano Andre | | | 1493 | PER | 0.00 | 1 | -0.07 | 40 | -2.80 | |  Enero Zambrano, Fabian | | | 1173 | PER | 0.00 | 1 | -0.36 | 40 | -14.40 | |
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) | | | | XII Campeonato Panamericano Escolar de Ajedrez - Sub 11 Absoluto | Lima | PER | 2023-10-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1269 | 1073 | 0.00 | 1 | -0.25 | 40 | -10.00 | |
| | Navarro Costa, Alejandro Mauricio | | | 1269 | PER | 0.00 | 1 | -0.25 | 40 | -10.00 | |
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) | | |
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