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Individual Calculations April 2023 |
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| Bernardo Ambrosio, Rodrigo Sebast Total change: -67.60 | |   |
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| CAMPEONATO NACIONAL JUVENIL AJEDREZ PERUANO 2023 Sub 12 Absoluto | Lima | PER | 2023-02-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1094 | 1306 | 2.00 | 5 | -1.83 | 40 | -73.20 | |
|  Ydrogo Agreda, Gustavo Alonso | | | 1079 | PER | 0.00 | 1 | -0.79 | 40 | -31.60 | | | Tello Lizana, Mayu Aldemar | | | 1012 | PER | 1.00 | 1 | 0.15 | 40 | 6.00 | |  Morante Cama, Rodrigo Moises | | | 1119 | PER | 0.50 | 1 | -0.24 | 40 | -9.60 | | | Gomez Jalixto, Matthew Yahir | | | 1066 | PER | 0.50 | 1 | -0.30 | 40 | -12.00 | | | Fernandez Monteza, Fabian Arturo | | | 1193 | PER | 0.00 | 1 | -0.65 | 40 | -26.00 | |
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) | | | | II IRT OPEN "PUCALLPA TIERRA COLORADA" | Pucallpa | PER | 2023-03-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1815 | 1298 | 0.50 | 2 | 0.14 | 40 | 5.60 | |
| | Flores Tomasto, Luis | | | 2229 | PER | 0.00 | 1 | 0.00 | 40 | 0.00 | | | Chuquipiondo Gallardo, Robin Omar | | | 1400 | PER | 0.50 | 1 | 0.14 | 40 | 5.60 | |
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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