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Individual Calculations April 2008 |
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| Aguirre Manzo, Leopoldo An Total change: 27.50 | |   |
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| North America Youth Chess Championship Boys Under 16 | Aguascalientes, Ags | MEX | 2007-10-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2036 | 2102 | 1.50 | 3 | -0.27 | 25 | -6.75 | |
|  Lau, Robert | | | 2134 | USA | 0.00 | 1 | -0.46 | 25 | -11.50 | |  Trandafir, Stefan | | | 2042 | CAN | 1.00 | 1 | 0.42 | 25 | 10.50 | | | Medina Garcia, Manuel Alva | | | 1931 | MEX | 0.50 | 1 | -0.23 | 25 | -5.75 | |
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) | | | | XX Torneo GM Carlos Torre Repetto In Memoriam - Swiss | Merida, Yucatan | MEX | 2007-12-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2249 | 2102 | 4.00 | 8 | 1.37 | 25 | 34.25 | |
| | Gonzalez Garcia, Jose | g | | 2452 | MEX | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Medina Garcia, Manuel Alva | | | 1931 | MEX | 1.00 | 1 | 0.27 | 25 | 6.75 | | | Navarro Segura, Roberto | m | | 2237 | MEX | 1.00 | 1 | 0.68 | 25 | 17.00 | | | Alford, Jason | f | | 2298 | MEX | 0.00 | 1 | -0.25 | 25 | -6.25 | | | Sanchez Enriquez, Oscar Ge | | | 2253 | MEX | 0.50 | 1 | 0.20 | 25 | 5.00 | | | Sandoval, Alfredo | | | 2013 | MEX | 1.00 | 1 | 0.38 | 25 | 9.50 | | | Gonzalez Zamora, Juan Carl | g | | 2452 | MEX | 0.50 | 1 | 0.39 | 25 | 9.75 | | | Huerta, Dayron | f | | 2353 | CUB | 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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