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Individual Calculations September 2009 |
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| Zambrano, Paolo Total change: -12.75 | |   |
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| Torneo Internacional IN MEMORIAN "Jorge Arias Samame" | Boulevard - Club "Bobby Fischer" | PER | 2009-04-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1864 | 1797 | 1.00 | 4 | -0.70 | 25 | -17.50 | |
|  Sivinta, Jhon | | | 1545 | ECU | 1.00 | 1 | 0.19 | 25 | 4.75 | |  Meza Ponce, Jerry | | | 1980 | ECU | 0.00 | 1 | -0.26 | 25 | -6.50 | | | Saltos Velez, Adrian | | | 2144 | ECU | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Ruiz Calderon, Sebastian | | | 1785 | PER | 0.00 | 1 | -0.52 | 25 | -13.00 | |
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) | | | | XIV Grand Prix, 6ta. Parada "Fundacion de Guayaquil" | Guayaquil | ECU | 2009-07-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1748 | 1794 | 2.50 | 4 | 0.19 | 25 | 4.75 | |
| | Martinez, Joel | | | 1571 | ECU | 0.50 | 1 | -0.28 | 25 | -7.00 | | | Olaya, Sandra | | | 1544 | ECU | 1.00 | 1 | 0.19 | 25 | 4.75 | | | Sanes, Vladimir | | | 2180 | PER | 0.00 | 1 | -0.09 | 25 | -2.25 | | | Tay Lasso, Karem | | | 1697 | ECU | 1.00 | 1 | 0.37 | 25 | 9.25 | |
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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