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Individual Calculations January 2024 |
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| Villaverde Salas, Gonzalo Matias Total change: -42.00 | |   |
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| 3 Open IRT U1800 Circulo Peruano de Ajedrez | Lima | PER | 2023-11-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1411 | 1443 | 4.00 | 8 | -0.33 | 40 | -13.20 | |
|  Salazar Flores, Yerick Alexander | | | 1666 | PER | 0.00 | 1 | -0.22 | 40 | -8.80 | |  Garay Ramirez, Estefano Javier | | | 1712 | PER | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Rojas Salas, Rihanna Irina | | | 1261 | PER | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Gomez Jalixto, Matthew Yahir | | | 1151 | PER | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Callupe Matias, Obed Esteban | | | 1213 | PER | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Ramirez Espino, Gian Sandro | | | 1458 | PER | 0.00 | 1 | -0.48 | 40 | -19.20 | | | Navarro Maldonado, Monica Dayana | | | 1539 | VEN | 1.00 | 1 | 0.63 | 40 | 25.20 | | | Reyes Zavaleta, Sergio Gabriel | | | 1286 | PER | 0.00 | 1 | -0.71 | 40 | -28.40 | |
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) | | | | IV Campeonato Sudamericano Escolar de Ajedrez 2023 - Sub 13 Absoluto | Lima | PER | 2023-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1381 | 1443 | 4.00 | 8 | -0.72 | 40 | -28.80 | |
| | Cisneros Vargas, Gabriel Jesus | | | 1143 | PER | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Moscoso Paredes, Rafael Leonardo | | | 1286 | PER | 0.00 | 1 | -0.71 | 40 | -28.40 | | | Farfan Tipacti, Camilo | | | 1199 | PER | 0.50 | 1 | -0.30 | 40 | -12.00 | | | Choque Aparco, Esteban Abel | | | 1355 | PER | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Cardenas Huachaca, Alessandro Jai | | | 1331 | PER | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Poma Bernal, Cristian Andres | | | 1358 | PER | 0.00 | 1 | -0.62 | 40 | -24.80 | | | Salas Gonzales, David Ademar | | | 1514 | PER | 0.50 | 1 | 0.10 | 40 | 4.00 | | | Reyes Zavaleta, Cristhian Yamil | | | 1862 | PER | 0.00 | 1 | -0.07 | 40 | -2.80 | |
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) | | |
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