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Individual Calculations March 2018 |
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| Beyer, Alfredo Total change: 28.40 | |   |
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| Copa Latinoamericana de Ajedrez Categoria B Open | Lima | PER | 2018-01-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1996 | 1856 | 3.00 | 5 | 1.42 | 20 | 28.40 | |
|  Guerrero Malpartida, Luis Carlos | | | 1993 | PER | 0.50 | 1 | 0.18 | 20 | 3.60 | |  Alfaro Mauricio, Kevin Johan | | | 1939 | PER | 0.00 | 1 | -0.39 | 20 | -7.80 | | | Quispe Santacruz, Javier | | | 1990 | PER | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Angulo, Alberto | | | 2034 | PER | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Garcia Toledo, Pedro | | | 2024 | PER | 0.50 | 1 | 0.22 | 20 | 4.40 | |
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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