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Individual Calculations July 2009 |
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| Rivadeneira Ayala, Maria Belen Total change: 3.75 | |   |
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| XIV Grand Prix, 3era. Parada | Guayaquil | ECU | 2009-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2031 | 1771 | 1.00 | 4 | 0.25 | 15 | 3.75 | |
|  Mieles Palau, Daniel | m | | 2121 | ECU | 0.00 | 1 | -0.11 | 15 | -1.65 | |  Suasnabar, Jesus | | | 2004 | PER | 0.50 | 1 | 0.29 | 15 | 4.35 | | | Silva Vega, David | | | 1962 | ECU | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Rosero, Amilcar | | | 2035 | ECU | 0.00 | 1 | -0.18 | 15 | -2.70 | |
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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