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Individual Calculations May 2023 |
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| Ercoli Ercoli, Fernando Total change: -1.80 | |   |
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| Copa Ciudad de Pitrufquen 2023 Guillemo Correa Soto | Pitrufquen Region de La Araucania | CHI | 2023-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1775 | 1899 | 2.50 | 4 | -0.09 | 20 | -1.80 | |
|  Carrasco Miranda, Andres | c | | 2281 | CHI | 0.00 | 1 | -0.09 | 20 | -1.80 | |  Araneda Flores, Javier Armando | | | 1499 * | CHI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gonzalez Gonzalez, Valentina Anto | | | 1588 | CHI | 0.50 | 1 | -0.36 | 20 | -7.20 | | | Lagos Inostroza, Andres | | | 1731 | CHI | 1.00 | 1 | 0.28 | 20 | 5.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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