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Individual Calculations January 2018 |
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| Cosme Contreras, Trilce Total change: -16.00 | |   |
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| Grand Prix Centro - Lima 2017 | Lima | PER | 2017-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1871 | 1987 | 4.00 | 7 | -0.40 | 40 | -16.00 | |
|  Fernandez Rojas, Marvin Limbert | | | 1587 * | PER | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Delgado Romero, Marco | | | 2269 | PER | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Sinti Pio, Jesus Moises | | | 1587 * | PER | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Arias, Mario | | | 2242 | PER | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Gomez Gonzales, Cristofer Syan | | | 1834 | PER | 0.50 | 1 | -0.20 | 40 | -8.00 | | | Hepler Ramirez , Narayana | | | 1812 | PER | 0.00 | 1 | -0.73 | 40 | -29.20 | | | Santiago Vilca, Lito Gustavo | | | 1766 | PER | 1.00 | 1 | 0.22 | 40 | 8.80 | | | * 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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