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Individual Calculations September 2023 |
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| Reyes Zavaleta, Sergio Gabriel Total change: 44.00 | |   |
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| I Open IRT Club Regatas sub 2400 | Lima | PER | 2023-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1816 | 1291 | 0.50 | 3 | 0.24 | 40 | 9.60 | |
|  Flores Tomasto, Luis | | | 2203 | PER | 0.00 | 1 | 0.00 | 40 | 0.00 | |  Herrada, Blanco Maria Fernanda | | | 1566 | PER | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Bendezu Yupanqui, Albert Martin | | | 1678 | PER | 0.00 | 1 | -0.09 | 40 | -3.60 | |
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 13 Absoluto | Lima | PER | 2023-08-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1270 | 1305 | 2.50 | 5 | -0.33 | 40 | -13.20 | |
| | Salazar Ramirez, Leonardo Gabriel | | | 1028 | PER | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Gomez Nunez, Fabian Elmer | | | 1285 | PER | 0.50 | 1 | -0.03 | 40 | -1.20 | | | Reyes Zavaleta, Cristhian Yamil | | | 1770 | PER | 0.00 | 1 | -0.05 | 40 | -2.00 | | | Rayme, Angulo Andres Joaquin | | | 1238 | PER | 0.00 | 1 | -0.59 | 40 | -23.60 | | | Anchelia Anchivilca, Gabriel Jesu | | | 1029 | PER | 1.00 | 1 | 0.17 | 40 | 6.80 | |
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 Regional de Ajedrez Metropolitano Impar Sub 15 Absoluto | Lima | PER | 2023-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1350 | 1305 | 4.50 | 7 | 1.19 | 40 | 47.60 | |
| | Enero Zambrano, Fabian | | | 1203 | PER | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Parra Gonzales, Andre Leonardo | | | 1864 | PER | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Del Carpio Gomez, Alejandro | | | 1057 | PER | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Aliaga Gonzales, Rodrigo Eliseo | | | 1027 | PER | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Diaz Bermudez, Pedro Teofilo | | | 1470 | PER | 0.50 | 1 | 0.22 | 40 | 8.80 | | | Ramirez Espino, Alessandro | | | 1542 | PER | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Bao Ataucusi, Sebastian Anton | | | 1290 | PER | 1.00 | 1 | 0.48 | 40 | 19.20 | |
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) | | |
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