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Individual Calculations September 2023 |
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| Cuellar Aguirre, Andres Santiago Total change: -26.00 | |   |
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| TORNEO IRT CLASICO PREPARACION AL NACIONAL 2023 SUB 1800 | Lima | PER | 2023-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1322 | 1138 | 0.00 | 2 | -0.54 | 40 | -21.60 | |
|  Gaspar Guevara, Darling | | | 1405 | PER | 0.00 | 1 | -0.18 | 40 | -7.20 | |  Villaverde Salas, Gonzalo Matias | | | 1238 | 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) | | | | Campeonato Regional de Ajedrez Metropolitano Impar Sub 15 Absoluto | Lima | PER | 2023-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1101 | 1128 | 1.50 | 3 | -0.11 | 40 | -4.40 | |
| | Canahua Supo, Rodrigo Jose | | | 1078 | PER | 0.00 | 1 | -0.57 | 40 | -22.80 | | | Enero Zambrano, Fabian | | | 1203 | PER | 0.50 | 1 | 0.10 | 40 | 4.00 | | | Raez Nunez, Sebastian Alonso | | | 1022 | PER | 1.00 | 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) | | |
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