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Individual Calculations October 2008 |
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| Martinez Reyes, Pedro Ramon Total change: 12.00 | |   |
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| XIX Panam.Fest U18 Boys | Carlos Paz, Cordoba | ARG | 2008-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2075 | 2074 | 3.50 | 7 | 0.01 | 25 | 0.25 | |
|  Terao, Rodrigo Akira | | | 2162 | BRA | 0.00 | 1 | -0.38 | 25 | -9.50 | |  Aguirre Manzo, Leopoldo Antonio | | | 2130 | MEX | 0.00 | 1 | -0.42 | 25 | -10.50 | | | Goiriz Yahari, Damian | | | 2099 | PAR | 0.50 | 1 | 0.03 | 25 | 0.75 | | | Gallego, Ignacio | | | 1925 | ARG | 1.00 | 1 | 0.30 | 25 | 7.50 | | | Becerra, Juan David | | | 2105 | COL | 0.00 | 1 | -0.46 | 25 | -11.50 | | | Vaz, Leonardo | | | 2009 | URU | 1.00 | 1 | 0.41 | 25 | 10.25 | | | Martinez Bejarano, Ariel | | | 2093 | BOL | 1.00 | 1 | 0.53 | 25 | 13.25 | |
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) | | | | Central American and Caribbean Junior Championship | Maturin | VEN | 2008-07-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2261 | 2074 | 1.00 | 2 | 0.47 | 25 | 11.75 | |
| | Perez, Francisco | | | 2193 | VEN | 1.00 | 1 | 0.66 | 25 | 16.50 | | | Macias Murillo, Bryan | | | 2328 | ECU | 0.00 | 1 | -0.19 | 25 | -4.75 | |
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) | | |
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