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Individual Calculations July 2009 |
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| Garcia Gonzalez, Alfonso Total change: -1.50 | |   |
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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 |
| 2045 | 1734 | 0.50 | 4 | -0.06 | 25 | -1.50 | |
|  Gutierrez Carmona, Juan Al | | | 2084 | MEX | 0.00 | 1 | -0.11 | 25 | -2.75 | |  Alvarez Navarro, Martin | c | | 2048 | MEX | 0.00 | 1 | -0.14 | 25 | -3.50 | | | Juarez Velazquez, Hector | | | 2015 | MEX | 0.50 | 1 | 0.34 | 25 | 8.50 | | | Meza Ponce, Fernando | | | 2032 | MEX | 0.00 | 1 | -0.15 | 25 | -3.75 | |
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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