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Individual Calculations July 2012 |
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| Mendez Tovar, Jessica Yiss Total change: -4.20 | |   |
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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 |
| 1932 | 1856 | 0.00 | 2 | -0.81 | 15 | -12.15 | |
|  Delgado Ayala, Maria Adria | | | 1838 | MEX | 0.00 | 1 | -0.53 | 15 | -7.95 | |  Real Pereyra, Diana Carime | | wf | 2025 | MEX | 0.00 | 1 | -0.28 | 15 | -4.20 | |
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 |
| 1990 | 1856 | 0.00 | 3 | -0.96 | 15 | -14.40 | |
| | Fuentes Godoy, Arturo Iver | | | 2026 | MEX | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Navarrete Garcia, Alan | c | | 1987 | MEX | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Garcia Morales, Ivette Ale | | | 1957 | MEX | 0.00 | 1 | -0.36 | 15 | -5.40 | |
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 |
| 1902 | 1856 | 5.00 | 8 | 1.49 | 15 | 22.35 | |
| | Real Pereyra, Diana Carime | | wf | 2025 | MEX | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Alarcon Morales, Elvira | | | 1765 | MEX | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Pacheco, Silvestre Keren Mi | | | 1810 | MEX | 1.00 | 1 | 0.44 | 15 | 6.60 | | | Martinez Cabrera, Karla | | | 1804 | MEX | 1.00 | 1 | 0.43 | 15 | 6.45 | | | Quiriz Lopez, Jeaneth Este | | | 1893 | MEX | 1.00 | 1 | 0.55 | 15 | 8.25 | | | Garcia Morales, Ivette Ale | | | 1957 | MEX | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Lopez Rosano, Aline | | | 1905 | MEX | 1.00 | 1 | 0.57 | 15 | 8.55 | | | Guerrero Rodriguez, Alejan | | wm | 2057 | MEX | 0.00 | 1 | -0.24 | 15 | -3.60 | |
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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