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Individual Calculations July 2009 |
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| Cruz Ahumada, Samuel Total change: 10.00 | |   |
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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 |
| 2117 | 1932 | 2.00 | 6 | 0.40 | 25 | 10.00 | |
|  Perez Garcia, Rodney | m | | 2282 | CUB | 0.00 | 1 | -0.11 | 25 | -2.75 | |  Reyes Esquivel, Mario | | | 2063 | MEX | 0.50 | 1 | 0.18 | 25 | 4.50 | | | Rivera Rodriguez, Jesus Ca | | | 2107 | MEX | 0.00 | 1 | -0.27 | 25 | -6.75 | | | Corona Villar, Edgar | | | 2109 | MEX | 0.50 | 1 | 0.23 | 25 | 5.75 | | | Garcia Cordero, Antonio | | | 2090 | MEX | 0.50 | 1 | 0.21 | 25 | 5.25 | | | Velasco Arizpe, Alberto Is | | | 2053 | MEX | 0.50 | 1 | 0.16 | 25 | 4.00 | |
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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