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Individual Calculations January 2023 |
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| Cofre Cejas, Alejandro Roberto Total change: 0.40 | |   |
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| VIII TORNEO INTERNACIONAL DE AJEDREZ CIUDAD DE ARICA 2022 | Arica | CHI | 2022-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1813 | 1673 | 2.00 | 5 | 0.02 | 20 | 0.40 | |
|  Romero Barreto, Jaime Jose | m | | 2351 | VEN | 0.00 | 1 | -0.01 | 20 | -0.20 | |  Torrejon Teran, Valeria Emily | | | 1273 * | BOL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Henriquez Hidalgo, Camilo Alonso | | | 2003 | CHI | 0.50 | 1 | 0.38 | 20 | 7.60 | | | Cuevas Araya, Walter | f | | 2066 | CHI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Rosas Llamocca, Alvaro Rodrigo | | | 1372 | PER | 0.50 | 1 | -0.35 | 20 | -7.00 | | | * 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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