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Individual Calculations January 2024 |
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| Zambrano Rey, Sara Angelina Total change: 28.00 | |   |
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| North American Youth Chess Championship Ciudad de Mexico 2023 U10 female | Ciudad de Mexico | MEX | 2023-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1180 | 1026 | 1.00 | 1 | 0.71 | 40 | 28.40 | |
|  Tuk Martin, Dana Katherine | | | 1180 | MEX | 1.00 | 1 | 0.71 | 40 | 28.40 | |
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) | | | | Biblioteca Central Estatal Wigberto Jimenez Moreno | Leon, Guanajuato | MEX | 2023-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1743 | 1026 | 0.00 | 1 | -0.01 | 40 | -0.40 | |
|  Villegas, Jeisson Steven | | | 1743 | COL | 0.00 | 1 | -0.01 | 40 | -0.40 | |
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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