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| 4 Open IRT U2400 Circulo Peruano de Ajedrez | Lima | PER | 2023-06-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1544 | 1580 | 4.50 | 7 | 0.64 | 31 | 19.84 | |
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 Espiritu, Laureano Pier Davide | | | 1180 * | PER | 1.00 | 1 | 0.08 | 31 | 2.48 | |
 Jimenez Salas, Fabiana | | | 1260 | PER | 1.00 | 1 | 0.13 | 31 | 4.03 | |
| Jimenez Salas, Maria Teresa | | wf | 1894 | PER | 0.50 | 1 | 0.36 | 31 | 11.16 | |
| De La Cruz De La Roca, Alan Rafae | | | 1335 | PER | 0.50 | 1 | -0.30 | 31 | -9.30 | |
| Salas Gonzales, David Ademar | | | 1434 | PER | 1.00 | 1 | 0.30 | 31 | 9.30 | |
| Bendezu Yupanqui, Albert Martin | | | 1678 | PER | 0.50 | 1 | 0.13 | 31 | 4.03 | |
| Reyes Zavaleta, Fabian Ricardo | | | 2026 | PER | 0.00 | 1 | -0.06 | 31 | -1.86 | |
| * 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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| IRT Clasico Festival de Ajedrez AOPIP Armagedon | Lima | PER | 2023-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1424 | 1581 | 3.50 | 6 | -0.68 | 31 | -21.08 | |
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| Estrada Cantaro, Andre Fabio | | | 1347 | PER | 1.00 | 1 | 0.21 | 31 | 6.51 | |
| Pillcoc Chappa, Mario | | | 1677 | PER | 0.00 | 1 | -0.37 | 31 | -11.47 | |
| Ramirez Mori, Angel Farid | | | 1384 | PER | 0.50 | 1 | -0.25 | 31 | -7.75 | |
| Cardenas Huachaca, Alessandro Jai | | | 1390 | PER | 1.00 | 1 | 0.25 | 31 | 7.75 | |
| Gomez Gonzales, Fabiana | | | 1431 | PER | 1.00 | 1 | 0.30 | 31 | 9.30 | |
| Pretel Pozo, Huberts | | | 1317 | PER | 0.00 | 1 | -0.82 | 31 | -25.42 | |
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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| Campeonato Nacional de Ajedrez Impar 2023 - Sub 15 Absoluto | Lima | PER | 2023-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1327 | 1581 | 6.00 | 9 | -1.21 | 31 | -37.51 | |
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| Rivas, Salomon | | | 1181 * | PER | 1.00 | 1 | 0.08 | 31 | 2.48 | |
| Samaniego Laura, Nicolas Diederic | | | 1297 | PER | 0.50 | 1 | -0.34 | 31 | -10.54 | |
| Chavez Bautista, Lennin Alfredo | | | 1296 | PER | 1.00 | 1 | 0.16 | 31 | 4.96 | |
| Apaza Valdivia, Alan Benjamin | | | 1200 | PER | 0.50 | 1 | -0.41 | 31 | -12.71 | |
| Diaz Bermudez, Pedro Teofilo | | | 1439 | PER | 0.50 | 1 | -0.19 | 31 | -5.89 | |
| Moreyra Saravia, Juan De Dios | | | 1417 | PER | 0.00 | 1 | -0.72 | 31 | -22.32 | |
| Castaneda Huamani, Frank Eder | | | 1316 | PER | 1.00 | 1 | 0.18 | 31 | 5.58 | |
| Calcina Arroyo, Richard Antonio A | | | 1415 | PER | 1.00 | 1 | 0.28 | 31 | 8.68 | |
| Ramirez Mori, Angel Farid | | | 1384 | PER | 0.50 | 1 | -0.25 | 31 | -7.75 | |
| * 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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