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Individual Calculations July 2012 |
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| Ortiz Rubio, Alfonso Total change: 19.05 | |   |
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| OLIMPIADA NACIONAL 2012 (17 Y 18 VAR) | GUANAJUATO, GTO | MEX | 2012-05-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2081 | 1968 | 2.00 | 4 | 0.60 | 15 | 9.00 | |
|  Diaz Rosas, Julio Cesar | | | 2082 | MEX | 1.00 | 1 | 0.66 | 15 | 9.90 | | | Carlos Arriaga, Jesus Robe | | | 2055 | MEX | 1.00 | 1 | 0.62 | 15 | 9.30 | |  Ayala Pena, Eduardo Azael | | | 2201 | MEX | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Navarrete Garcia, Alan | c | | 1987 | MEX | 0.00 | 1 | -0.47 | 15 | -7.05 | |
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 |
| 1999 | 1968 | 3.00 | 5 | 0.67 | 15 | 10.05 | |
| | Ramirez Osio, Julio Adrian | | | 2116 | MEX | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Delgado Ayala, Maria Adria | | | 1838 | MEX | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Ayala Pena, Eduardo Azael | c | | 2201 | MEX | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Garcia Morales, Ivette Ale | | | 1957 | MEX | 0.50 | 1 | -0.02 | 15 | -0.30 | | | Ramirez Marin, Ivan | | | 1882 | MEX | 1.00 | 1 | 0.38 | 15 | 5.70 | |
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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