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Individual Calculations July 2009 |
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| Altamirano Gonzalez, Yehud Total change: -4.05 | |   |
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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 |
| 1991 | 2163 | 4.00 | 6 | -0.27 | 15 | -4.05 | |
|  De La Rosa Lara, Armando A | | | 1958 | MEX | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Davalos Prieto, Abel Justo | f | | 2272 | MEX | 0.00 | 1 | -0.35 | 15 | -5.25 | |  Aquino Flores, Judith Tani | | | 1955 | MEX | 0.50 | 1 | -0.27 | 15 | -4.05 | | | Santos Cabanas, Cecilia Du | | | 1954 | MEX | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Vera Escalante, Luis Angel | | | 1813 | MEX | 0.50 | 1 | -0.39 | 15 | -5.85 | | | Diaz Rosas, Julio Cesar | | | 1992 | MEX | 1.00 | 1 | 0.27 | 15 | 4.05 | |
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) | | |
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