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Individual Calculations March 2023 |
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| Chavez Bautista, Lennin Alfredo Total change: 23.20 | |   |
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| I Open Internacional Master Chess Peru | Lima | PER | 2023-02-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1660 | 1221 | 1.00 | 5 | 0.58 | 40 | 23.20 | |
|  Reyes Zavaleta, Fabian Ricardo | | | 1981 | PER | 0.00 | 1 | 0.00 | 40 | 0.00 | | | Ramirez Huaranga, Steven Gilmer | | | 1592 | PER | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Navarro Maldonado, Monica Dayana | | | 1581 | VEN | 1.00 | 1 | 0.90 | 40 | 36.00 | |  Benavides Conza, Diego Angelo | | | 1605 | PER | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Casqui Lopez, Marlon Gabriel | | | 1543 | PER | 0.00 | 1 | -0.13 | 40 | -5.20 | |
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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