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Individual Calculations June 2024 |
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| Meneses Morales, Marcos Beltran Total change: -1.60 | |   |
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| "World School Chess Championship" Open under 13 | Lima | PER | 2024-05-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1608 | 1707 | 4.50 | 7 | 0.08 | 40 | 3.20 | |
|  Alderete Yalico, Joseph Samuel | | | 1470 | PER | 1.00 | 1 | 0.20 | 40 | 8.00 | |  Diaz Guerrero, Jesus Daniel | | | 1982 | MEX | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Ordonez Olaya, Dylan Yeray | | | 1525 | PER | 0.00 | 1 | -0.74 | 40 | -29.60 | | | Aguirre Alva, Edwar Jose | | | 1492 | PER | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Quilca Mantari, Robert Othniel | | | 1502 | PER | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Banda Chahuara, Keops | | | 1622 | PER | 0.50 | 1 | -0.12 | 40 | -4.80 | | | Mendoza Montesdeoca, Josue Alejan | | | 1661 | ECU | 1.00 | 1 | 0.44 | 40 | 17.60 | |
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) | | | | Semifinal Nacional Absoluto 2024 | Lima | PER | 2024-05-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1760 | 1707 | 2.50 | 6 | -0.12 | 40 | -4.80 | |
| | Espinoza Pacheco, Aldryn Leo | | | 2008 | PER | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Reyes Zavaleta, Cristhian Yamil | | | 1861 | PER | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Sifuentes Sanchez, Alberto Angel | | | 1554 | PER | 0.50 | 1 | -0.20 | 40 | -8.00 | | | Vidalon, Raul | | | 1590 | PER | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Valles Aguilar, Julio Cesar | | | 1790 | PER | 1.00 | 1 | 0.61 | 40 | 24.40 | | | Quevedo Perales, Aaron Wilfredo | | | 1758 | PER | 0.00 | 1 | -0.43 | 40 | -17.20 | |
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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