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Individual Calculations September 2023 |
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| Benito Arotoma, Antonio Leonel Total change: 26.00 | |   |
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| TORNEO IRT CLASICO PREPARACION AL NACIONAL 2023 SUB 1800 | Lima | PER | 2023-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1525 | 1068 | 0.50 | 3 | 0.17 | 40 | 6.80 | |
|  Ochochoque Hernandez, Julio | | | 1755 | PER | 0.00 | 1 | -0.01 | 40 | -0.40 | |  Villaverde Salas, Gonzalo Matias | | | 1238 | PER | 0.50 | 1 | 0.22 | 40 | 8.80 | | | Puente Arana, Oscar | | | 1582 | PER | 0.00 | 1 | -0.04 | 40 | -1.60 | |
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) | | | | XIV Festival Internacional de Ajedrez Claretiano 2023 Sub - 10 | Lima | PER | 2023-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1051 | 1068 | 1.00 | 1 | 0.48 | 40 | 19.20 | |
| | Machaca, Quispe Adrian Emmanuel | | | 1051 | 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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