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Individual Calculations April 2023 |
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| Gilian Solano, Justin Matias Total change: -41.20 | |   |
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| I CAMPEONATO DE AJEDREZ CLASICO- PICHANAQUI 2022 | Pichanaqui | PER | 2023-02-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1527 | 1308 | 0.50 | 2 | -0.33 | 40 | -13.20 | |
|  Campossano Camo, Rodrigo | | | 2006 | PER | 0.00 | 1 | -0.01 | 40 | -0.40 | |  Salazar Contreras, Arturo Carlos | | | 1047 | PER | 0.50 | 1 | -0.32 | 40 | -12.80 | |
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) | | | | CAMPEONATO NACIONAL JUVENIL AJEDREZ PERUANO 2023 Sub 12 Absoluto | Lima | PER | 2023-02-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1175 | 1308 | 4.00 | 7 | -0.70 | 40 | -28.00 | |
| | Alderete Yalico, Joseph Samuel | | | 1105 | PER | 0.50 | 1 | -0.26 | 40 | -10.40 | | | Suarez Chavez, Alejandro | | | 1087 | PER | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Pumachaico Valdiviezo, Piero Alon | | | 1191 | PER | 0.00 | 1 | -0.66 | 40 | -26.40 | | | Ydrogo Agreda, Gustavo Alonso | | | 1079 | PER | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Estrada Cantaro, Andre Fabio | | | 1112 | PER | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Coaquira Gonzales, Oscar Adriano | | | 1180 | PER | 0.00 | 1 | -0.67 | 40 | -26.80 | | | Astoyauri De La Cruz, Fernando Is | | | 1470 | PER | 0.50 | 1 | 0.21 | 40 | 8.40 | |
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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