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Individual Calculations September 2009 |
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| Olvera Urena, Yasser Total change: 22.35 | |   |
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| XIV Grand Prix, 6ta. Parada "Fundacion de Guayaquil" | Guayaquil | ECU | 2009-07-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1961 | 1679 | 2.50 | 6 | 1.49 | 15 | 22.35 | |
|  Chang Suarez, Andres | | | 2079 * | ECU | 1.00 | 1 | 0.92 | 15 | 13.80 | |  Pacheco Cherrez, Josue | | | 1986 | ECU | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Almagro Carpio, Eugenio | | | 1952 | ECU | 1.00 | 1 | 0.83 | 15 | 12.45 | | | Sanchez, John | | | 1975 | ECU | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Ordonez Antequera, Aldison | | | 1907 | ECU | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Tobar Ledesma, Luis | | | 1865 | ECU | 0.50 | 1 | 0.24 | 15 | 3.60 | | | * 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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