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Individual Calculations June 2024 |
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| Alfaro Zambrano, Luis Fabricio Total change: 1.60 | |   |
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| XXI IRT Clasico Sub-2200 MN Nelson Gonzalez Bernal In Memoriam | Trujillo | PER | 2024-04-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1647 | 1881 | 4.00 | 5 | 0.14 | 40 | 5.60 | |
|  Api Bringas, Zamari Teresa | | | 1486 | PER | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Marcelo Aguinaga, Angel Leonel | | | 1608 | PER | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Nunez Castaneda, Joaquin Alonso | | | 1562 | PER | 0.50 | 1 | -0.37 | 40 | -14.80 | | | Anticona Bocanegra, Fabrizio Aaro | | | 1705 | PER | 0.50 | 1 | -0.23 | 40 | -9.20 | | | Quezada Alvarado, Victor Alexande | | | 1873 | PER | 1.00 | 1 | 0.49 | 40 | 19.60 | |
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) | | | | "World School Chess Championship" Open under 15 | Lima | PER | 2024-05-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1711 | 1898 | 6.50 | 9 | -0.10 | 40 | -4.00 | |
| | De La Cruz Herrera, Rodrigo | | | 1498 * | PER | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Robles Cucho, Argen Stefano | | | 1634 | PER | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Zambrano Mara, Percy Rodrigo | | | 1690 | PER | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Abad Huaman, Adrian Estiven | | | 1803 | PER | 1.00 | 1 | 0.37 | 40 | 14.80 | | | Zapana Huarza, Fabricio Elvis | | | 1790 | PER | 0.50 | 1 | -0.15 | 40 | -6.00 | | | Jimenez Espinola, Herles Hazael | | | 1747 | PER | 0.00 | 1 | -0.70 | 40 | -28.00 | | | Diaz Bermudez, Pedro Teofilo | | | 1749 | PER | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Caro Miranda, Peter Valentino | | | 1709 | PER | 0.50 | 1 | -0.25 | 40 | -10.00 | | | Cuya Zevallos, Andrew Francisco | | | 1782 | PER | 0.50 | 1 | -0.16 | 40 | -6.40 | | | * 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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