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Individual Calculations April 2008 |
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| Izquierdo Gutierrez, Jonna Total change: -1.75 | |   |
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| XII Grand Prix, 6ta. Parada U-2200 | Portoviejo | ECU | 2007-06-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1905 | 1696 | 0.50 | 4 | -0.45 | 25 | -11.25 | |
|  Nevarez, Ever | | | 1957 | ECU | 0.00 | 1 | -0.18 | 25 | -4.50 | |  Landy, Pamela | | | 1865 | ECU | 0.00 | 1 | -0.28 | 25 | -7.00 | | | Anamise, Adriana | | | 1968 | ECU | 0.00 | 1 | -0.17 | 25 | -4.25 | | | De Mora, David | | | 1831 | ECU | 0.50 | 1 | 0.18 | 25 | 4.50 | |
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) | | | | XII Grand Prix, 10ma. Parada U-2000 | Guayaquil | ECU | 2007-10-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1869 | 1696 | 1.50 | 4 | 0.38 | 25 | 9.50 | |
| | Sanchez Ordonez, David | | | 1734 | ECU | 1.00 | 1 | 0.55 | 25 | 13.75 | | | Meza Ponce, Jerry | | | 1929 | ECU | 0.00 | 1 | -0.21 | 25 | -5.25 | | | Pisco Alvarez, Ever | | | 1895 | ECU | 0.50 | 1 | 0.26 | 25 | 6.50 | | | Riofrio Lopez, Luis | | | 1918 | 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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