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Individual Calculations April 2008 |
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| Sanchez, David Total change: -34.50 | |   |
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| XII Grand Prix, 4ta. Parada U-2200 | Tulcan | ECU | 2007-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1803 | 1734 | 1.50 | 3 | 0.28 | 25 | 7.00 | |
|  Versosa, Johann | | | 1867 | ECU | 0.00 | 1 | -0.32 | 25 | -8.00 | | | Noguera, Andres | | | 1654 | ECU | 1.00 | 1 | 0.39 | 25 | 9.75 | |  Gordillo, Paul | | | 1889 | ECU | 0.50 | 1 | 0.21 | 25 | 5.25 | |
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) | | | | XII Grand Prix, 10ma. Parada U-2000 | Guayaquil | ECU | 2007-10-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1696 | 1734 | 0.00 | 1 | -0.55 | 25 | -13.75 | |
| | Izquierdo Gutierrez, Jonna | | | 1696 | ECU | 0.00 | 1 | -0.55 | 25 | -13.75 | |
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, 11ava. Parada U-2000 | Quevedo | ECU | 2007-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1857 | 1734 | 0.00 | 2 | -0.69 | 25 | -17.25 | |
| | Chiluisa, Mario | | | 1955 | ECU | 0.00 | 1 | -0.22 | 25 | -5.50 | | | Rezabala, Jordan | | | 1759 | ECU | 0.00 | 1 | -0.47 | 25 | -11.75 | |
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) | | | | XIII Grand Prix, 1era. Parada U-2000 | Ambato | ECU | 2008-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1792 | 1734 | 0.00 | 1 | -0.42 | 25 | -10.50 | |
| | Leon, Jorge | | | 1792 | ECU | 0.00 | 1 | -0.42 | 25 | -10.50 | |
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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