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Individual Calculations April 2008 |
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| Gonzalez Chavez, Emmanuel Total change: 33.75 | |   |
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| North America Youth Chess Championship Boys Under 18 | Aguascalientes, Ags | MEX | 2007-10-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2144 | 2093 | 3.00 | 3 | 1.71 | 25 | 42.75 | |
|  Sanchez Enriquez, Oscar Ge | | | 2253 | MEX | 1.00 | 1 | 0.71 | 25 | 17.75 | | | Juarez Solis, Jesus Santos | | | 2017 | MEX | 1.00 | 1 | 0.40 | 25 | 10.00 | |  Lino Lopez, Israel | | | 2163 | MEX | 1.00 | 1 | 0.60 | 25 | 15.00 | |
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) | | | NOTE: K factor changed | | XX Torneo GM Carlos Torre Repetto In Memoriam - Swiss | Merida, Yucatan | MEX | 2007-12-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2192 | 2093 | 2.00 | 7 | -0.60 | 15 | -9.00 | |
| | Tapie Amione, Pablo Adib | | | 2189 | MEX | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Blanco Fernandez, Alvaro | m | | 2331 | MEX | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Gongora Montes, Benjamin | m | | 2270 | MEX | 1.00 | 1 | 0.73 | 15 | 10.95 | | | Sanchez Enriquez, Oscar Ge | | | 2253 | MEX | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Morales Mendoza, Luciana | | wm | 2184 | PER | 0.00 | 1 | -0.38 | 15 | -5.70 | | | Aguilar, Rico Adolfo | | | 1988 | MEX | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Alayola Montanez, Jose Enr | | | 2128 | MEX | 0.00 | 1 | -0.45 | 15 | -6.75 | |
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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