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Individual Calculations July 2012 |
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| Mendoza Velazquez, Lorena Total change: -12.75 | |   |
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| OLIMPIADA NACIONAL 2012 (17 Y 18 FEM) | GUANAJUATO, GTO | MEX | 2012-05-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1839 | 2006 | 2.50 | 3 | 0.37 | 15 | 5.55 | |
|  Tello Patino, Sonia Sarai | | | 1723 | MEX | 1.00 | 1 | 0.16 | 15 | 2.40 | |  Delgado Ayala, Maria Adria | | | 1838 | MEX | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Garcia Morales, Ivette Ale | | | 1957 | MEX | 0.50 | 1 | -0.07 | 15 | -1.05 | |
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) | | | | North America Youth Chess Championships U-18 | MEXICO DF | MEX | 2012-05-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1877 | 2006 | 2.50 | 6 | -1.42 | 15 | -21.30 | |
| | Ayala Estrada, Rosa Maria | | | 1606 * | MEX | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Delgado Ayala, Maria Adria | | | 1838 | MEX | 0.50 | 1 | -0.22 | 15 | -3.30 | | | Diaz Rosas, Julio Cesar | | | 2082 | MEX | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Garcia Morales, Ivette Ale | | | 1957 | MEX | 0.50 | 1 | -0.07 | 15 | -1.05 | | | Quiroga Garza, Juan Manuel | | | 1790 | MEX | 0.50 | 1 | -0.28 | 15 | -4.20 | | | Navarrete Garcia, Alan | c | | 1987 | MEX | 0.00 | 1 | -0.53 | 15 | -7.95 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | Campeonato Nacional Absoluto y Subzonal 2.3.1 Femenil 2012 | MEXICO, DF | MEX | 2012-06-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1897 | 2006 | 6.00 | 9 | 0.20 | 15 | 3.00 | |
| | Aguilar Austria, Silja | | | 1818 | MEX | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Quiriz Lopez, Jeaneth Este | | | 1893 | MEX | 0.00 | 1 | -0.65 | 15 | -9.75 | | | Espino Guerrero, Rebeca | | | 1828 | MEX | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Martinez Cabrera, Karla | | | 1804 | MEX | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Fuentes Godoy, Lilia Ivonn | | | 1903 | MEX | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Real Pereyra, Diana Carime | | wf | 2025 | MEX | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Lopez Rosano, Aline | | | 1905 | MEX | 0.50 | 1 | -0.14 | 15 | -2.10 | | | Garcia Morales, Ivette Ale | | | 1957 | MEX | 0.50 | 1 | -0.07 | 15 | -1.05 | | | Ancheyta Tejas, Claudinely | | wm | 1936 | MEX | 1.00 | 1 | 0.40 | 15 | 6.00 | |
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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