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Individual Calculations April 2009 |
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| Parra Valdivia, Alvaro Total change: 16.50 | |   |
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| COPA INTERCLUBES ENDESA-FUNDACION CHILENA DE AJEDREZ 2007 | Santiago | CHI | 2007-10-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2049 | 1907 | 1.00 | 3 | 0.06 | 25 | 1.50 | |
|  Mella Zuniga, Gustavo | | | 2122 | CHI | 0.00 | 1 | -0.23 | 25 | -5.75 | |  Casella Utreras, Carlos | | | 2032 | CHI | 0.50 | 1 | 0.17 | 25 | 4.25 | | | Valenzuela Bravo, Rodrigo | | | 1993 | CHI | 0.50 | 1 | 0.12 | 25 | 3.00 | |
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) | | | | Torneo Semifinal Metropolitana Campeonato de Chile FENACH 2007 - 2008 | Santiago | CHI | 2008-02-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2030 | 1907 | 3.00 | 7 | 0.60 | 25 | 15.00 | |
| | Romero Araya, Diego Alonso | | | 2140 | CHI | 0.50 | 1 | 0.29 | 25 | 7.25 | | | Figueroa Morales, Tomas | | | 2122 | CHI | 0.00 | 1 | -0.23 | 25 | -5.75 | | | Bartucevic Sanchez, Diego | | | 2094 | CHI | 0.00 | 1 | -0.26 | 25 | -6.50 | | | Toro Benaderet, Cristian Daniel | | | 2050 | CHI | 0.00 | 1 | -0.31 | 25 | -7.75 | | | Pereira Cid, Fabian | | | 2052 | CHI | 1.00 | 1 | 0.69 | 25 | 17.25 | | | Matamala Pradenas, Emiliano | | | 1882 | CHI | 1.00 | 1 | 0.47 | 25 | 11.75 | | | Pizarro Soza, Francisco | | | 1868 | CHI | 0.50 | 1 | -0.05 | 25 | -1.25 | |
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) | | |
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