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Individual Calculations July 2009 |
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| Garcia Quiroz, Omar Alejan Total change: 33.75 | |   |
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| LV Campeonato Nacional Abierto de Ajedrez (1ra. Fuerza) | Toluca, Edo. de Mexico | MEX | 2009-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2098 | 1789 | 1.50 | 5 | 0.78 | 25 | 19.50 | |
|  Vega Garcia, Jorge Arturo | f | | 2139 | MEX | 0.50 | 1 | 0.39 | 25 | 9.75 | |  Obregon Rodriguez, Juan Lu | c | | 2139 | MEX | 0.50 | 1 | 0.39 | 25 | 9.75 | | | Rascon Vega, Alfonso Carlo | | | 2103 | MEX | 0.00 | 1 | -0.14 | 25 | -3.50 | | | Mendoza Ruiz, Hector David | | | 2087 | MEX | 0.50 | 1 | 0.35 | 25 | 8.75 | | | Esquivel De Leon, Aurora | | wm | 2020 | MEX | 0.00 | 1 | -0.21 | 25 | -5.25 | |
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) | | | | OLIMPIADA NACIONAL 2009 | CULIACAN, SINALOA | MEX | 2009-06-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2032 | 1789 | 1.00 | 2 | 0.57 | 25 | 14.25 | |
| | Aguirre Manzo, Leopoldo An | | | 2139 | MEX | 0.50 | 1 | 0.39 | 25 | 9.75 | | | Perez Garcia, Rodrigo | | | 1924 | MEX | 0.50 | 1 | 0.18 | 25 | 4.50 | |
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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