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Individual Calculations July 2009 |
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| Uvidia, Marcelo Total change: -1.65 | |   |
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| XIII Grand Prix 6ta. Parada U-2000 | Quevedo | ECU | 2008-10-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1842 | 1585 | 0.00 | 3 | -0.57 | 15 | -8.55 | |
|  Ortega Castillo, Maria Jose | | | 1862 | ECU | 0.00 | 1 | -0.17 | 15 | -2.55 | |  Godoy Mendia, Steven | | | 1777 | ECU | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Lasso, Jose | | | 1887 | ECU | 0.00 | 1 | -0.15 | 15 | -2.25 | |
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) | | | | XIV Grand Prix, 3era. Parada | Guayaquil | ECU | 2009-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1905 | 1585 | 1.00 | 4 | 0.46 | 15 | 6.90 | |
| | Gaibor Torres, Alejandro | | | 1935 | ECU | 0.00 | 1 | -0.11 | 15 | -1.65 | | | De Mora Flores, Sebastian | | | 1816 | ECU | 1.00 | 1 | 0.79 | 15 | 11.85 | | | Ocana Briones, Eduardo | | | 1935 | ECU | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Yepez Jaramillo, Marcos | | | 1935 | ECU | 0.00 | 1 | -0.11 | 15 | -1.65 | |
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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