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Individual Calculations January 2024 |
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| Garay Ramirez, Dhara Celeste Total change: -35.20 | |   |
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| 2 Open IRT U1200 Circulo Peruano de Ajedrez | Lima | PER | 2023-11-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1098 | 1084 | 2.00 | 4 | 0.07 | 40 | 2.80 | |
|  Garay Ramirez, Patrick Yosue | | | 1162 | PER | 1.00 | 1 | 0.61 | 40 | 24.40 | |  Mendoza Alata, Victor Gabriel | | | 1065 | PER | 0.00 | 1 | -0.53 | 40 | -21.20 | | | Montero Ricra, Kevin Johan | | | 1057 | PER | 0.50 | 1 | -0.04 | 40 | -1.60 | | | Salazar Flores, Adiel Jesus | | | 1109 | PER | 0.50 | 1 | 0.03 | 40 | 1.20 | |
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) | | | | 3 Open IRT U1200 Circulo Peruano de Ajedrez | Lima | PER | 2023-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1181 | 1084 | 0.00 | 1 | -0.37 | 40 | -14.80 | |
| | Sardon, Aragon Alejandro Ulysses | | | 1181 | PER | 0.00 | 1 | -0.37 | 40 | -14.80 | |
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) | | | | IV Campeonato Sudamericano Escolar de Ajedrez 2023 - Sub 09 Femenino | Lima | PER | 2023-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1030 | 1084 | 0.00 | 1 | -0.58 | 40 | -23.20 | |
| | Molina Alvarado, Lady Diana | | | 1030 | ECU | 0.00 | 1 | -0.58 | 40 | -23.20 | |
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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