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Individual Calculations September 2023 |
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| Acevedo Chavez, Freddy Adrian Total change: -4.40 | |   |
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| I Open IRT Club Regatas sub 2400 | Lima | PER | 2023-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1612 | 1808 | 2.50 | 4 | -0.22 | 20 | -4.40 | |
|  Bernal Alva, Rodrigo | | | 1213 | PER | 0.50 | 1 | -0.48 | 20 | -9.60 | |  Torres Alarcon, Luciana Yanella | | | 1408 * | PER | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Solis Cano, Cesar Fabrizio | | | 1622 | PER | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Flores Tomasto, Luis | | | 2203 | PER | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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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