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Individual Calculations January 2024 |
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| Loayza Rivera, Bryan James Total change: 39.60 | |   |
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| 3 Open IRT U1200 Circulo Peruano de Ajedrez | Lima | PER | 2023-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1114 | 1051 | 2.50 | 5 | 0.43 | 40 | 17.20 | |
|  Garay Ramirez, Patrick Yosue | | | 1162 | PER | 0.50 | 1 | 0.15 | 40 | 6.00 | |  Alvarado Torres, Sandro Santiago | | | 1109 | PER | 0.50 | 1 | 0.08 | 40 | 3.20 | | | Sardon, Aragon Alejandro Ulysses | | | 1181 | PER | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Carbajal Sotomayor, Cesar Stefano | | | 1007 | PER | 0.50 | 1 | -0.06 | 40 | -2.40 | | | Salazar Flores, Adiel Jesus | | | 1109 | PER | 1.00 | 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) | | | | IV Campeonato Sudamericano Escolar de Ajedrez 2023 - Sub 09 Absoluto | Lima | PER | 2023-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1166 | 1051 | 2.00 | 4 | 0.56 | 40 | 22.40 | |
| | Machaca, Quispe Adrian Emmanuel | | | 1275 | PER | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Mendoza Alata, Victor Gabriel | | | 1029 | PER | 0.50 | 1 | -0.03 | 40 | -1.20 | | | Moscoso Tellez, Joe Goldtie Marsh | | | 1315 | PER | 0.50 | 1 | 0.32 | 40 | 12.80 | | | Turpo Flores, David Daniel | | | 1044 | PER | 1.00 | 1 | 0.49 | 40 | 19.60 | |
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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