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Individual Calculations August 2023 |
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| Zuta Acosta, Lex Jayson Total change: 3.20 | |   |
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| Campeonato Regional Nor Oriente Impar 2023 Sub 17 Absoluto | Tarapoto | PER | 2023-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1274 | 1181 | 1.00 | 3 | -0.12 | 40 | -4.80 | |
|  Paredes Encinas, Daniel Demetrio | | | 1306 | PER | 1.00 | 1 | 0.67 | 40 | 26.80 | |  Pezo Ramos, Percy Leonardo | | | 1262 | PER | 0.00 | 1 | -0.39 | 40 | -15.60 | | | Davila, Pinedo Juan Sebastian | | | 1253 | PER | 0.00 | 1 | -0.40 | 40 | -16.00 | |
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 15 Absoluto | Lima | PER | 2023-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1502 | 1181 | 1.00 | 5 | 0.20 | 40 | 8.00 | |
| | Rojas Linares, Nicolas Gabriel | | | 1797 | PER | 0.00 | 1 | -0.02 | 40 | -0.80 | | | Ortiz Menacho, Sebastian Alonso | | | 1478 | PER | 0.50 | 1 | 0.35 | 40 | 14.00 | | | Barrantes Cueva, Diego | | | 1460 | PER | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Mendoza Galindo, Rodrigo Mateo | | | 1364 | PER | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Huertas Poma, Adrian Antonio | | | 1409 | 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) | | |
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