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Individual Calculations October 2017 |
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| Rojas, Alfredo Total change: 51.60 | |   |
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| GRAN COPA MAGDALENA IRT 45 ANIVERSARIO GRUPO A | Lima | PER | 2017-09-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1471 | 1204 | 2.50 | 6 | 1.29 | 40 | 51.60 | |
|  Torres, Piero | | | 1604 * | PER | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Alvarado Gomez, Jorge Guillermo | | | 1503 | PER | 1.00 | 1 | 0.85 | 40 | 34.00 | | | Chichizola, Tomas | | | 1604 * | PER | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Arauco Celestino, Arianna Sofia | | | 1551 | PER | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Ishiguro, Juan | | | 1353 | PER | 0.50 | 1 | 0.20 | 40 | 8.00 | | | Villar Navarro, Nicolas | | | 1213 | PER | 1.00 | 1 | 0.51 | 40 | 20.40 | | | * 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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