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Individual Calculations August 2023 |
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| Garay Ramirez, Patrick Yosue Total change: 51.20 | |   |
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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 |
| 1313 | 1010 | 0.00 | 2 | -0.31 | 40 | -12.40 | |
|  Ccana Minauro, Reiben Andre | | | 1383 | PER | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Rojas Salas, Rihanna Irina | | | 1242 | PER | 0.00 | 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) | | | | V Open IRT Circulo Peruano de Ajedrez sub 2400 | Lima | PER | 2023-07-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1308 | 1010 | 2.50 | 6 | 1.17 | 40 | 46.80 | |
|  Rojas Salas, Rihanna Irina | | | 1242 | PER | 1.00 | 1 | 0.79 | 40 | 31.60 | | | Pimentel Delgado, Victor Fabricio | | | 1392 | PER | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Ayala Aranibar, Adrian Alexander | | | 1068 | PER | 0.50 | 1 | 0.08 | 40 | 3.20 | | | Reyes Zavaleta, Cristhian Yamil | | | 1810 | PER | 0.00 | 1 | 0.00 | 40 | 0.00 | | | Mendoza Alata, Victor Gabriel | | | 1063 | PER | 1.00 | 1 | 0.57 | 40 | 22.80 | | | Ygarza Crisostomo, Antonela Abiga | | | 1271 | PER | 0.00 | 1 | -0.18 | 40 | -7.20 | |
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) | | | | IRT Clasico Festival de Ajedrez AOPIP Armagedon | Lima | PER | 2023-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1351 | 1010 | 0.50 | 5 | -0.20 | 40 | -8.00 | |
| | Zapata Romero, Italo German | | | 1585 | PER | 0.00 | 1 | -0.02 | 40 | -0.80 | | | Cardenas Huachaca, Alessandro Jai | | | 1390 | PER | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Montenegro Satalaya, Franko Jean | | | 1325 | PER | 0.50 | 1 | 0.36 | 40 | 14.40 | | | Poma Bernal, Cristian Andres | | | 1241 | PER | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Bernal Alva, Rodrigo | | | 1213 | PER | 0.00 | 1 | -0.24 | 40 | -9.60 | |
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 Nacional de Ajedrez Impar 2023 - Sub 11 Absoluto | Lima | PER | 2023-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1243 | 1010 | 1.50 | 4 | 0.62 | 40 | 24.80 | |
| | Jara Pino, Mateo Stefano | | | 1345 | PER | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Guevara Huamani, Angello Mohises | | | 1117 | PER | 1.00 | 1 | 0.65 | 40 | 26.00 | | | Arana Bello, Bruno Josef | | | 1337 | PER | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Suarez Chavez, Alejandro | | | 1173 | PER | 0.00 | 1 | -0.28 | 40 | -11.20 | |
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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