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Individual Calculations April 2008 |
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| De La Rosa Lara, Armando A Total change: -1.35 | |   |
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| North America Youth Chess Championship Boys Under 14 | Aguascalientes, Ags | MEX | 2007-10-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1848 | 1959 | 0.00 | 1 | -0.65 | 15 | -9.75 | |
|  Navarrete Garcia, Alan | | | 1848 | MEX | 0.00 | 1 | -0.65 | 15 | -9.75 | |
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 |
| 2169 | 1959 | 2.50 | 8 | 0.56 | 15 | 8.40 | |
| | Perez Garcia, Rodney | m | | 2309 | CUB | 0.50 | 1 | 0.39 | 15 | 5.85 | |  Ibarra Chami, Luis Fernand | m | | 2309 | MEX | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Alvarez Ramirez, Miguel An | | | 2204 | MEX | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Tey Carrera, Joaquin | | | 2059 | MEX | 1.00 | 1 | 0.64 | 15 | 9.60 | | | Rojas Alarcon, Julian Anto | | | 2107 | MEX | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Caceres Cortes, Julio | | | 2128 | CAN | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Nunez Hirales, Juan Alejan | | | 2129 | MEX | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Ramirez Y Meza, Benito | | | 2106 | MEX | 0.50 | 1 | 0.20 | 15 | 3.00 | |
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) | | |
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