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Individual Calculations July 2012 |
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| Salas Perez, Selene Total change: 0.00 | |   |
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| North America Youth Chess Championships U-18 | MEXICO DF | MEX | 2012-05-31 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1917 | 0 | 1.00 | 5 | 0.00 | 1677 | | 0.00 | |
|  Real Pereyra, Diana Carime | | wf | 2025 | MEX | 0.00 | 1 | 0.00 | | 0.00 | | | Ayala Pena, Eduardo Azael | c | | 2201 | MEX | 0.00 | 1 | 0.00 | | 0.00 | |  Ramirez Marin, Ivan | | | 1882 | MEX | 0.00 | 1 | 0.00 | | 0.00 | | | Ramirez Tapia, Jonathan Ed | | | 1741 | MEX | 1.00 | 1 | 0.00 | | 0.00 | | | Aguilar Austria, Ruben | | | 1734 | MEX | 0.00 | 1 | 0.00 | | 0.00 | |
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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