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Individual Calculations April 2008 |
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| Puga, Erika Total change: -18.25 | |   |
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| XII Grand Prix, 2da. Parada U-2200 | Macas | ECU | 2007-02-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1764 | 1714 | 1.50 | 5 | -0.67 | 25 | -16.75 | |
|  Salazar Loor, Sara | | | 1896 | ECU | 0.00 | 1 | -0.26 | 25 | -6.50 | |  Orejuela, Cristina | | | 1707 | ECU | 1.00 | 1 | 0.49 | 25 | 12.25 | | | Jarrin Cobos, Jose | | | 1862 | ECU | 0.00 | 1 | -0.30 | 25 | -7.50 | | | Godoy, Alex | | | 1724 | ECU | 0.00 | 1 | -0.49 | 25 | -12.25 | | | Ladines, Gabriela | | | 1632 | ECU | 0.50 | 1 | -0.11 | 25 | -2.75 | |
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) | | | | XII Grand Prix, 8ava. Parada U-2000 B | Guayaquil | ECU | 2007-08-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1831 | 1714 | 0.50 | 1 | 0.16 | 25 | 4.00 | |
| | De Mora Flores, David | | | 1831 | ECU | 0.50 | 1 | 0.16 | 25 | 4.00 | |
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) | | | | XII Grand Prix, 10ma. Parada U-2000 | Guayaquil | ECU | 2007-10-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1934 | 1714 | 0.00 | 1 | -0.22 | 25 | -5.50 | |
| | Vaca Sanchez, Diego | | | 1934 | ECU | 0.00 | 1 | -0.22 | 25 | -5.50 | |
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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