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Individual Calculations September 2023 |
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| Parra Gonzales, Andre Leonardo Total change: 146.80 | |   |
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| XXXIII Pan-American Youth Chess Festival - Under 16 Open | Chicago, IL | USA | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2086 | 1864 | 5.00 | 8 | 3.21 | 40 | 128.40 | |
|  Zacarias Rodriguez, Santiago | f | | 2078 | MEX | 0.50 | 1 | 0.27 | 40 | 10.80 | |  Chakravarty, Aritro | | | 1967 | USA | 1.00 | 1 | 0.64 | 40 | 25.60 | | | Kim, Thiago | | | 2059 | BRA | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Lancman, Kyle | | | 2121 | USA | 1.00 | 1 | 0.82 | 40 | 32.80 | | | Wang, Alex Yuxuan | | | 2140 | USA | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Jiang, Brandon | c | | 2087 | USA | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Amigo Quintana, Antu | f | | 2099 | CHI | 1.00 | 1 | 0.79 | 40 | 31.60 | | | Montes Orozco, Miguel Angel | c | | 2137 | MEX | 0.50 | 1 | 0.33 | 40 | 13.20 | |
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 |
| 1579 | 1864 | 6.00 | 7 | 0.46 | 40 | 18.40 | |
| | Garcia Chauca, Juan Enzo Matias | | | 1464 * | PER | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Reyes Zavaleta, Sergio Gabriel | | | 1305 | PER | 1.00 | 1 | 0.03 | 40 | 1.20 | | | Ramirez Espino, Gian Sandro | | | 1350 | PER | 1.00 | 1 | 0.04 | 40 | 1.60 | | | Ilasaca Gaona, Owen Hisahito | | | 1653 | PER | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Reyes Zavaleta, Cristhian Yamil | | | 1770 | PER | 0.50 | 1 | -0.13 | 40 | -5.20 | | | Caceres Sandoval, Eduardo | | | 1811 | PER | 1.00 | 1 | 0.43 | 40 | 17.20 | | | Bendezu Yupanqui, Albert Martin | | | 1701 | PER | 0.50 | 1 | -0.22 | 40 | -8.80 | | | * 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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