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Individual Calculations September 2023 |
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| Ilasaca Gaona, Bolt Snaider Total change: -47.20 | |   |
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| XIV Festival Internacional de Ajedrez Claretiano 2023 Sub - 16 | Lima | PER | 2023-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1335 | 1071 | 0.50 | 3 | -0.06 | 40 | -2.40 | |
|  Vizcarra Quispe, Ramalia Bellaluz | | | 1378 | PER | 0.50 | 1 | 0.36 | 40 | 14.40 | |  Gaspar Guevara, Darling | | | 1405 | PER | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Hurunaga Gutierrez, Massimo Adam | | | 1222 | PER | 0.00 | 1 | -0.30 | 40 | -12.00 | |
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 Regional de Ajedrez Metropolitano Impar Sub 15 Absoluto | Lima | PER | 2023-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1129 | 1071 | 1.00 | 5 | -1.12 | 40 | -44.80 | |
| | Enciso Mamani, Aaron | | | 1257 | PER | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Puma Puchoc, Alejandro Apolinar | | | 1168 | PER | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Rivas, Salomon | | | 1141 | PER | 0.00 | 1 | -0.40 | 40 | -16.00 | | | Rivera Berrocal, Ricardo Jose | | | 1071 | PER | 1.00 | 1 | 0.50 | 40 | 20.00 | | | Valer Vega, Gadiel Fabian | | | 1009 | PER | 0.00 | 1 | -0.59 | 40 | -23.60 | |
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) | | |
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