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Individual Calculations April 2023 |
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| De La Cruz De La Roca, Alan Rafae Total change: -123.20 | |   |
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| CAMPEONATO NACIONAL JUVENIL AJEDREZ PERUANO 2023 Sub 16 Absoluto | Lima | PER | 2023-02-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1203 | 1492 | 5.00 | 8 | -1.66 | 40 | -66.40 | |
|  Acosta Vera, Yerans Vincent | | | 1092 * | PER | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Castaneda Huamani, Frank Eder | | | 1269 | PER | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Deudor Pablo, Jhordy Edisson | | | 1080 | PER | 1.00 | 1 | 0.07 | 40 | 2.80 | | | Cuya Huapaya, Joseph Alexis | | | 1321 | PER | 0.00 | 1 | -0.73 | 40 | -29.20 | | | Aracayo Chuquija, Juan Daniel | | | 1163 | PER | 0.00 | 1 | -0.88 | 40 | -35.20 | | | Hurunaga Gutierrez, Massimo Adam | | | 1164 | PER | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Cjuno Rosello, Leonel Alonso | | | 1353 | PER | 0.50 | 1 | -0.19 | 40 | -7.60 | | | Troll Jacinto, Gustavo Alonso | | | 1180 | PER | 1.00 | 1 | 0.14 | 40 | 5.60 | | | * 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) | | | | II Torneo Clasico Ajedrez de Silicio 2023 | Lima | PER | 2023-03-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1633 | 1435 | 0.00 | 2 | -0.74 | 40 | -29.60 | |
| | Araoz Andrade, Ivan Alexander | | | 1995 | PER | 0.00 | 1 | -0.02 | 40 | -0.80 | | | Gaspar Guevara, Darling | | | 1270 | PER | 0.00 | 1 | -0.72 | 40 | -28.80 | |
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) | | | | I IRT Gran Clasico sub 1800 Armagedon | Lima | PER | 2023-03-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1416 | 1435 | 2.00 | 5 | -0.68 | 40 | -27.20 | |
| | Saenz, Ivan | | | 1796 | PER | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Neyra Alba, Daniela Sofia | | | 1199 | PER | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Fernandez Monteza, Fabian Arturo | | | 1193 | PER | 0.50 | 1 | -0.30 | 40 | -12.00 | | | Zapata Romero, Italo German | | | 1658 | PER | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Jacome Cueva, Mariah Fernanda | | | 1234 | PER | 0.50 | 1 | -0.26 | 40 | -10.40 | |
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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